APA (7th ed.) Citation

Steig, W. (2003). When everybody wore a hat. Joanna Cotler Books.

Chicago Style (17th ed.) Citation

Steig, William. When Everybody Wore a Hat. New York: Joanna Cotler Books, 2003.

MLA (8th ed.) Citation

Steig, William. When Everybody Wore a Hat. Joanna Cotler Books, 2003.

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