Cita APA (7a ed.)

Kenneth J. Frey. (1966). Plant Breeding: A symposium held at Iowa State University (1st edition.). Iowa State University Press.

Cita Chicago Style (17a ed.)

Kenneth J. Frey. Plant Breeding: A Symposium Held at Iowa State University. 1st edition. Ames: Iowa State University Press, 1966.

Cita MLA (8a ed.)

Kenneth J. Frey. Plant Breeding: A Symposium Held at Iowa State University. 1st edition. Iowa State University Press, 1966.