APA Citation

Turnbull, S., Guille, R., Mayer, U., Crosse, M., & Kelly, A. (2006). Caterpillars and butterflies. London: Usborne.

Chicago Style Citation

Turnbull, Stephanie, Rosanne Guille, Uwe Mayer, Michael Crosse, and Alison Kelly. Caterpillars and Butterflies. London: Usborne, 2006.

MLA Citation

Turnbull, Stephanie, et al. Caterpillars and Butterflies. London: Usborne, 2006.

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