APA (7th ed.) Citation

Duvoisin, R. (1953). Petunia takes a trip. Knopf.

Chicago Style (17th ed.) Citation

Duvoisin, Roger. Petunia Takes a Trip. New York: Knopf, 1953.

MLA (9th ed.) Citation

Duvoisin, Roger. Petunia Takes a Trip. Knopf, 1953.

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