APA (7th ed.) Citation

Cordier, S., Lacroix, C., & Zimic, L. (2011). Picture my day (North America ed.). Owl Kids.

Chicago Style (17th ed.) Citation

Cordier, Séverine, Cynthia Lacroix, and Lesley Zimic. Picture My Day. North America ed. Toronto, Ont: Owl Kids, 2011.

MLA (9th ed.) Citation

Cordier, Séverine, et al. Picture My Day. North America ed. Owl Kids, 2011.