APA aipamena

Berenstain, S., & Berenstain, J. (1983). The Berenstain Bears and the messy room. Random House.

Chicago Style aipamena

Berenstain, Stan, and Jan Berenstain. The Berenstain Bears and the Messy Room. New York: Random House, 1983.

MLA aipamena

Berenstain, Stan, and Jan Berenstain. The Berenstain Bears and the Messy Room. Random House, 1983.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.