Dyfyniad APA

Johnson, E. W. (1990). A treasury of humor: An indexed collection of anecdotes (1st Ballantine Books ed.). Ivy Books.

Dyfyniad Arddull Chicago

Johnson, Eric W. A Treasury of Humor: An Indexed Collection of Anecdotes. 1st Ballantine Books ed. New York: Ivy Books, 1990.

Dyfyniad MLA

Johnson, Eric W. A Treasury of Humor: An Indexed Collection of Anecdotes. 1st Ballantine Books ed. Ivy Books, 1990.

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