APA (7th ed.) Citation

Swift, C. (2012). Little bear won't sleep! Cupcake.

Chicago Style (17th ed.) Citation

Swift, Christine. Little Bear Won't Sleep! London: Cupcake, 2012.

MLA (9th ed.) Citation

Swift, Christine. Little Bear Won't Sleep! Cupcake, 2012.

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