APA Style

Sayre, A, P. (2002). Secrets of sound: Studying the calls and songs of whales, elephants and birds. . Boston: Houghton Mifflin Company.

MLA Style

Sayre, April, Pulley. "Secrets of sound: Studying the calls and songs of whales, elephants and birds.". Boston: Houghton Mifflin Company, 2002. Text.