APA引文

IRRI. (1981). International rice research newsletter; 1981. Manila: IRRI.

Trích dẫn kiểu Chicago

IRRI. International Rice Research Newsletter; 1981. Manila: IRRI, 1981.

MLA引文

IRRI. International Rice Research Newsletter; 1981. Manila: IRRI, 1981.

警告：这些引文格式不一定是100％准确.