(1987). Soybean production handbook. Manhattan, Kan: Cooperative Extension Service, Kansas State University.
Chicago Style CitationSoybean Production Handbook. Manhattan, Kan: Cooperative Extension Service, Kansas State University, 1987.
Cita MLASoybean Production Handbook. Manhattan, Kan: Cooperative Extension Service, Kansas State University, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.