APA引文

D Dawe. (1999). IRRI discussion paper series No.33: Defining productivity and yield. Makati City, Philippines: IRRI.

Trích dẫn kiểu Chicago

D Dawe. IRRI Discussion Paper Series No.33: Defining Productivity and Yield. Makati City, Philippines: IRRI, 1999.

MLA引文

D Dawe. IRRI Discussion Paper Series No.33: Defining Productivity and Yield. Makati City, Philippines: IRRI, 1999.

警告：这些引文格式不一定是100％准确.