APA aipamena

IRRI. (1977). Cropping systems research and development for the Asia rice farmer. Philippines: IRRI.

Chicago Style aipamena

IRRI. Cropping Systems Research and Development for the Asia Rice Farmer. Philippines: IRRI, 1977.

MLA aipamena

IRRI. Cropping Systems Research and Development for the Asia Rice Farmer. Philippines: IRRI, 1977.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.