APA (7th ed.) Citation

Marsh, L. (2012). Whales Level 3. National Geographic Society.

Chicago Style (17th ed.) Citation

Marsh, Laura. Whales Level 3. USA: National Geographic Society, 2012.

MLA (9th ed.) Citation

Marsh, Laura. Whales Level 3. National Geographic Society, 2012.

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