APA (7th ed.) Citation

Fehr, W. R. (1987). Principles of cultivar development. MacMillan u.a.

Chicago Style (17th ed.) Citation

Fehr, Walter R. Principles of Cultivar Development. New York u.a: MacMillan u.a, 1987.

MLA (9th ed.) Citation

Fehr, Walter R. Principles of Cultivar Development. MacMillan u.a, 1987.