APA (7th ed.) Citation

Brumm, J. (2023). Sleepytime. Penguin Young Readers Licenses, an imprint of Penguin Random House LLC.

Chicago Style (17th ed.) Citation

Brumm, Joe. Sleepytime. New York: Penguin Young Readers Licenses, an imprint of Penguin Random House LLC, 2023.

MLA (8th ed.) Citation

Brumm, Joe. Sleepytime. Penguin Young Readers Licenses, an imprint of Penguin Random House LLC, 2023.

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