The adventures of Tom Sawyer / Mark Twain ; edited with an introduction by Lee Clark Mitchell.
MLA
Twain, Mark, and Lee Clark Mitchell. The Adventures of Tom Sawyer. Oxford: Oxford University Press, 1993.
APA
Twain, M., & Mitchell, L. Clark. (1993). The adventures of Tom Sawyer. Oxford: Oxford University Press.
Chicago
Twain, Mark, and Lee Clark Mitchell. The Adventures of Tom Sawyer. Oxford: Oxford University Press, 1993.