Dyfyniad APA

Berenstain, S., & Berenstain, J. (1988). The Berenstain bears and the bad dream. Random House.

Dyfyniad Arddull Chicago

Berenstain, Stan, and Jan Berenstain. The Berenstain Bears and the Bad Dream. New York: Random House, 1988.

Dyfyniad MLA

Berenstain, Stan, and Jan Berenstain. The Berenstain Bears and the Bad Dream. Random House, 1988.

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