APA (7th ed.) Citation

Lewman, D., Laguna, F., & Mills, G. (2017). Dreamworks trolls: Pet problem! Random House Children's Books.

Chicago Style (17th ed.) Citation

Lewman, David, Fabio Laguna, and Grace Mills. Dreamworks Trolls: Pet Problem! New York: Random House Children's Books, 2017.

MLA (9th ed.) Citation

Lewman, David, et al. Dreamworks Trolls: Pet Problem! Random House Children's Books, 2017.