Gaya APA
Sayre, April Pulley. (2002).
Secrets Of Sounds : Studying The Calls and Songs Of Whales, Elephants and Birds .
Boston:
houghton Mifflin Company.
Gaya Chicago
Sayre, April Pulley.
Secrets Of Sounds : Studying The Calls and Songs Of Whales, Elephants and Birds.
Boston:
houghton Mifflin Company,
2002.
Text.
Gaya MLA
Sayre, April Pulley.
Secrets Of Sounds : Studying The Calls and Songs Of Whales, Elephants and Birds.
Boston:
houghton Mifflin Company,
2002.
Text.
Gaya Turabian
Sayre, April Pulley.
Secrets Of Sounds : Studying The Calls and Songs Of Whales, Elephants and Birds.
Boston:
houghton Mifflin Company,
2002.
Print.