APA (7th ed.) Citation

Leitch, T. M. (2002). The encyclopedia of Alfred Hitchcock. Checkmark Books.

Chicago Style (17th ed.) Citation

Leitch, Thomas M. The Encyclopedia of Alfred Hitchcock. New York: Checkmark Books, 2002.

MLA (9th ed.) Citation

Leitch, Thomas M. The Encyclopedia of Alfred Hitchcock. Checkmark Books, 2002.