APA (7th ed.) Citation

Carle, E. (1995). Walter the baker. Simon & Schuster Books for Young Readers.

Chicago Style (17th ed.) Citation

Carle, Eric. Walter the Baker. New York, NY: Simon & Schuster Books for Young Readers, 1995.

MLA (8th ed.) Citation

Carle, Eric. Walter the Baker. Simon & Schuster Books for Young Readers, 1995.