Cita APA

Berenstain, S., Berenstain, J., & Berenstain, M. (2008). The Berenstain Bears' big bedtime book. HarperCollins.

Citación estilo Chicago

Berenstain, Stan, Jan Berenstain, and Mike Berenstain. The Berenstain Bears' Big Bedtime Book. New York: HarperCollins, 2008.

Cita MLA

Berenstain, Stan, et al. The Berenstain Bears' Big Bedtime Book. HarperCollins, 2008.

Warning: These citations may not always be 100% accurate.