APA aipamena

Weiss-Agresta, L. (2001). The labrador retriever. New York, NY: Howell Book House.

Chicago Style aipamena

Weiss-Agresta, Lisa. The Labrador Retriever. New York, NY: Howell Book House, 2001.

MLA aipamena

Weiss-Agresta, Lisa. The Labrador Retriever. New York, NY: Howell Book House, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.