APA aipamena

Spilsbury, L. (2013). Sea otters. Capstone Heinemann Library.

Chicago Style aipamena

Spilsbury, Louise. Sea Otters. Chicago, Ill.: Capstone Heinemann Library, 2013.

MLA aipamena

Spilsbury, Louise. Sea Otters. Capstone Heinemann Library, 2013.