APA (7th ed.) Citation

Wilson, K., & Hillenbrand, W. (2007). Whopper cake. Margaret K. McElderry Books.

Chicago Style (17th ed.) Citation

Wilson, Karma, and Will Hillenbrand. Whopper Cake. New York: Margaret K. McElderry Books, 2007.

MLA (8th ed.) Citation

Wilson, Karma, and Will Hillenbrand. Whopper Cake. Margaret K. McElderry Books, 2007.