APA (7th ed.) Citation

Hellman, B. L., & Henry, S. (2020). Goodnight, Sleepyville. Bloomsbury Children's Books.

Chicago Style (17th ed.) Citation

Hellman, Blake Liliane, and Steven Henry. Goodnight, Sleepyville. New York: Bloomsbury Children's Books, 2020.

MLA (8th ed.) Citation

Hellman, Blake Liliane, and Steven Henry. Goodnight, Sleepyville. Bloomsbury Children's Books, 2020.

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