Dyfyniad APA

Berenstain, J., & Berenstain, M. (2011). The Berenstain Bears come clean for school. HarperFestival.

Dyfyniad Arddull Chicago

Berenstain, Jan, and Mike Berenstain. The Berenstain Bears Come Clean for School. New York: HarperFestival, 2011.

Dyfyniad MLA

Berenstain, Jan, and Mike Berenstain. The Berenstain Bears Come Clean for School. HarperFestival, 2011.

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