APA Style

Weiner, E., Delahunty, A. (1993). The Oxford Guide To English Usage: The essential guide to correct English (2nd Edition). New York: Oxford Universiy Press.

MLA Style

Weiner, E.S.C.., Delahunty, Andrew. "The Oxford Guide To English Usage: The essential guide to correct English". 2nd Edition New York: Oxford Universiy Press, 1993. Text.