APA (7th ed.) Citation

Lynch, W. (2007). Penguins of the world ([2nd ed.].). Firefly Books.

Chicago Style (17th ed.) Citation

Lynch, Wayne. Penguins of the World. [2nd ed.]. Richmond Hill, Ont.: Firefly Books, 2007.

MLA (8th ed.) Citation

Lynch, Wayne. Penguins of the World. [2nd ed.]. Firefly Books, 2007.

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