APA引文

P L Pingali. (1997). Asian rice bowls: The returning crisis? Manila: IRRI.

Trích dẫn kiểu Chicago

P L Pingali. Asian Rice Bowls: The Returning Crisis? Manila: IRRI, 1997.

MLA引文

P L Pingali. Asian Rice Bowls: The Returning Crisis? Manila: IRRI, 1997.

警告：這些引文格式不一定是100％准確.