APA (7th ed.) Citation

Heinrich, B. (2003). Winter world: The ingenuity of animal survival. Ecco.

Chicago Style (17th ed.) Citation

Heinrich, Bernd. Winter World: The Ingenuity of Animal Survival. New York, NY: Ecco, 2003.

MLA (8th ed.) Citation

Heinrich, Bernd. Winter World: The Ingenuity of Animal Survival. Ecco, 2003.

Warning: These citations may not always be 100% accurate.