APA (7th ed.) Citation

Steig, W. (1998). Pete's a pizza. HarperCollins Publishers.

Chicago Style (17th ed.) Citation

Steig, William. Pete's a Pizza. [New York, N.Y.]: HarperCollins Publishers, 1998.

MLA (8th ed.) Citation

Steig, William. Pete's a Pizza. HarperCollins Publishers, 1998.

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