APA (7th ed.) Citation

Duvoisin, R. (1951). Petunia and the song. Knopf.

Chicago Style (17th ed.) Citation

Duvoisin, Roger. Petunia and the Song. New York: Knopf, 1951.

MLA (8th ed.) Citation

Duvoisin, Roger. Petunia and the Song. Knopf, 1951.

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