APA (7th ed.) Citation

Beer, J. (2017). Penguins vs. Puffins. National Geographic Kids.

Chicago Style (17th ed.) Citation

Beer, Julie. Penguins Vs. Puffins. Washington, D.C.: National Geographic Kids, 2017.

MLA (8th ed.) Citation

Beer, Julie. Penguins Vs. Puffins. National Geographic Kids, 2017.

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