1. ABC News NHK Japan poll, March 1990 [electronic resource]. Ann Arbor, Mich.: Inter-university Consortium for Political and Social Research [distributor], 2008-11-24. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
2. ABC News/Washington Post monthly poll, October 2006 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
3. ABC News/Washington Post poll #2, October 1991 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
4. ABC News/Washington Post poll, June 1986 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
5. ABC News/Washington Post poll, June 1987 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
6. ABC News/Washington Post poll, June 1989 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
7. ABC News/Washington Post poll, June 1991 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
8. ABC News/Washington Post poll, June 1992 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
9. ABC News/Washington Post poll, June 1994 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
10. ABC News/Washington Post poll, March 1985 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
11. ABC News/Washington Post poll, March 1986 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
12. ABC News/Washington Post poll, March 1988 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
13. ABC News/Washington Post poll, March 1995 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
14. ABC News/Washington Post poll, March 1996 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
15. ABC News/Washington Post poll, March 1997 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
16. ABC News/Washington Post poll, March-April 1989 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
17. ABC News/Washington Post poll, May 1985 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
18. ABC News/Washington Post poll, May 1986 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
19. ABC News/Washington Post poll, May 1987 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark
20. ABC News/Washington Post poll, May 1988 [electronic resource]. Ann Arbor, Mich. : Inter-university Consortium for Political and Social Research [distributor], 2008. Data file Online ICPSR (Inter-university Consortium for Political and Social Research) Bookmark