APA引文

Isadora, R. (2009). Happy belly, happy smile. Harcourt Children's Books.

Chicago Style (17th ed.) Citation

Isadora, Rachel. Happy Belly, Happy Smile. Boston: Harcourt Children's Books, 2009.

MLA引文

Isadora, Rachel. Happy Belly, Happy Smile. Harcourt Children's Books, 2009.