APA ציטוט

IRRI. (1991). International rice research newsletter; 1991. Manila: IRRI.

Trích dẫn kiểu Chicago

IRRI. International Rice Research Newsletter; 1991. Manila: IRRI, 1991.

ציטוט MLA

IRRI. International Rice Research Newsletter; 1991. Manila: IRRI, 1991.