APA ציטוט

IRRI. (1990). IRRI 1989 - Planning for the 1990's. Philippines: IRRI.

Trích dẫn kiểu Chicago

IRRI. IRRI 1989 - Planning for the 1990's. Philippines: IRRI, 1990.

ציטוט MLA

IRRI. IRRI 1989 - Planning for the 1990's. Philippines: IRRI, 1990.