Dyfyniad APA

Campbell, R. (1997). A whale of a show. New York: Macmillan/McGraw-Hill.

Dyfyniad Arddull Chicago

Campbell, Robert. A Whale of a Show. New York: Macmillan/McGraw-Hill, 1997.

Dyfyniad MLA

Campbell, Robert. A Whale of a Show. New York: Macmillan/McGraw-Hill, 1997.

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