Gaya APA
SAYRE, April Pulley. (2002).
Secrets of sound; Studyng the Calls and Songs of Whales, Elephants and Bird .
Boston:
Houghton Mifflin Company.
Gaya Chicago
SAYRE, April Pulley.
Secrets of sound; Studyng the Calls and Songs of Whales, Elephants and Bird.
Boston:
Houghton Mifflin Company,
2002.
Text.
Gaya MLA
SAYRE, April Pulley.
Secrets of sound; Studyng the Calls and Songs of Whales, Elephants and Bird.
Boston:
Houghton Mifflin Company,
2002.
Text.
Gaya Turabian
SAYRE, April Pulley.
Secrets of sound; Studyng the Calls and Songs of Whales, Elephants and Bird.
Boston:
Houghton Mifflin Company,
2002.
Print.