Sayre, A. P. (2002). Secrets of sound: Studying the calls and songs of whales, elephants, and birds. Houghton Mifflin Company.
Chicago Style (17th ed.) CitationSayre, April Pullery. Secrets of Sound: Studying the Calls and Songs of Whales, Elephants, and Birds. Houghton Mifflin Company, 2002.
MLA (8th ed.) CitationSayre, April Pullery. Secrets of Sound: Studying the Calls and Songs of Whales, Elephants, and Birds. Houghton Mifflin Company, 2002.
Warning: These citations may not always be 100% accurate.