Dyfyniad APA

Allen, S. (1987). How to be funny: Discovering the comic you. McGraw-Hill.

Dyfyniad Arddull Chicago

Allen, Steve. How to Be Funny: Discovering the Comic You. New York: McGraw-Hill, 1987.

Dyfyniad MLA

Allen, Steve. How to Be Funny: Discovering the Comic You. McGraw-Hill, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.