D Dawe. (1999). IRRI discussion paper series No.33: Defining productivity and yield. Makati City, Philippines: IRRI.
Chicago Style CitationD Dawe. IRRI Discussion Paper Series No.33: Defining Productivity and Yield. Makati City, Philippines: IRRI, 1999.
Cita MLAD Dawe. IRRI Discussion Paper Series No.33: Defining Productivity and Yield. Makati City, Philippines: IRRI, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.