APA (7th ed.) Citation

Boyer, C. (2016). The book of heroes. National Geographic Kid.

Chicago Style (17th ed.) Citation

Boyer, Crispin. The Book of Heroes. Washington: National Geographic Kid, 2016.

MLA (9th ed.) Citation

Boyer, Crispin. The Book of Heroes. National Geographic Kid, 2016.

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