IRRI. Varietal performance of promising rice and upland crops in IRRI and Philippine cropping systems research sites 1978-79. Philippines: IRRI.
استشهاد بنمط شيكاغوIRRI. Varietal Performance of Promising Rice and Upland Crops in IRRI and Philippine Cropping Systems Research Sites 1978-79. Philippines: IRRI.
MLA استشهادIRRI. Varietal Performance of Promising Rice and Upland Crops in IRRI and Philippine Cropping Systems Research Sites 1978-79. Philippines: IRRI.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.