Cita APA (7a ed.)

McDonald, M. B., & Copeland, L. O. (1997). Seed production: Principles and practices. Chapman and Hall.

Cita Chicago Style (17a ed.)

McDonald, M. B., y Lawrence O. Copeland. Seed Production: Principles and Practices. New York [etc.]: Chapman and Hall, 1997.

Cita MLA (9a ed.)

McDonald, M. B., y Lawrence O. Copeland. Seed Production: Principles and Practices. Chapman and Hall, 1997.