APA (7th ed.) Citation

DePaola, T. (1979). Oliver Button is a sissy. Voyager Books.

Chicago Style (17th ed.) Citation

DePaola, Tomie. Oliver Button Is a Sissy. orlando: Voyager Books, 1979.

MLA (9th ed.) Citation

DePaola, Tomie. Oliver Button Is a Sissy. Voyager Books, 1979.

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