APA (7th ed.) Citation

Ryan, P. (2007). The art of comedy: Getting serious about being funny. Back Stage Books.

Chicago Style (17th ed.) Citation

Ryan, Paul. The Art of Comedy: Getting Serious About Being Funny. New York: Back Stage Books, 2007.

MLA (9th ed.) Citation

Ryan, Paul. The Art of Comedy: Getting Serious About Being Funny. Back Stage Books, 2007.

Warning: These citations may not always be 100% accurate.