APA (7th ed.) Citation

Oppenheimer, E., & Onderdonk, G. (1991). Gilbert Onderdonk: The nurseryman of Mission Valley, pioneer horticulturist. University of North Texas Press.

Chicago Style (17th ed.) Citation

Oppenheimer, Evelyn, and Gilbert Onderdonk. Gilbert Onderdonk: The Nurseryman of Mission Valley, Pioneer Horticulturist. Denton, Tex.: University of North Texas Press, 1991.

MLA (9th ed.) Citation

Oppenheimer, Evelyn, and Gilbert Onderdonk. Gilbert Onderdonk: The Nurseryman of Mission Valley, Pioneer Horticulturist. University of North Texas Press, 1991.