Citazione APA

Mayer, M. (2003). A boy, a dog, and a frog. Dial Books for Young Readers.

Stile di citazione Chicago

Mayer, Mercer. A Boy, a Dog, and a Frog. New York: Dial Books for Young Readers, 2003.

Citazione MLA

Mayer, Mercer. A Boy, a Dog, and a Frog. Dial Books for Young Readers, 2003.