APA (7th ed.) Citation

Wodehouse, P. G. (1957). The butler did it. Simon and Schuster.

Chicago Style (17th ed.) Citation

Wodehouse, P. G. The Butler Did It. New York: Simon and Schuster, 1957.

MLA (9th ed.) Citation

Wodehouse, P. G. The Butler Did It. Simon and Schuster, 1957.