Cita APA

Plant Breeding Symposium Iowa State University), & Frey, K. J. (1967). Plant breeding: A symposium. Ames, Iowa: Iowa State University Press.

Citación estilo Chicago

Plant Breeding Symposium Iowa State University), y Kenneth J. Frey. Plant Breeding: A Symposium. Ames, Iowa: Iowa State University Press, 1967.

Cita MLA

Plant Breeding Symposium Iowa State University), y Kenneth J. Frey. Plant Breeding: A Symposium. Ames, Iowa: Iowa State University Press, 1967.