APA (7th ed.) Citation

Llewellyn, C., & Mendez, S. (2003). Butterfly. NorthWord Press.

Chicago Style (17th ed.) Citation

Llewellyn, Claire, and Simon Mendez. Butterfly. Chanhassen, MN: NorthWord Press, 2003.

MLA (9th ed.) Citation

Llewellyn, Claire, and Simon Mendez. Butterfly. NorthWord Press, 2003.

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