APA (7th ed.) Citation

Shaffer, J. J., & Messer, C. (2018). It's your first day of school, busy bus! Beach Lane Books.

Chicago Style (17th ed.) Citation

Shaffer, Jody Jensen, and Claire Messer. It's Your First Day of School, Busy Bus! New York: Beach Lane Books, 2018.

MLA (9th ed.) Citation

Shaffer, Jody Jensen, and Claire Messer. It's Your First Day of School, Busy Bus! Beach Lane Books, 2018.