APA (7th ed.) Citation

Goodhart, P., & Tobia, L. (2009). Happy butterfly. Franklin Watts.

Chicago Style (17th ed.) Citation

Goodhart, Pippa, and Lauren Tobia. Happy Butterfly. London: Franklin Watts, 2009.

MLA (9th ed.) Citation

Goodhart, Pippa, and Lauren Tobia. Happy Butterfly. Franklin Watts, 2009.

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