Cita APA

(1977). Corn and corn improvement. Wisconsin, USA: American Society of Agronomy, Inc.

Chicago Style Citation

Corn and Corn Improvement. Wisconsin, USA: American Society of Agronomy, Inc, 1977.

Cita MLA

Corn and Corn Improvement. Wisconsin, USA: American Society of Agronomy, Inc, 1977.

Atenció: Aquestes cites poden no estar 100% correctes.