Robert L Zimdahl. (1989). Seeds and seedlings of weeds in rice in South and Southeast Asia. Philippines: IRRI.
استشهاد بنمط شيكاغوRobert L Zimdahl. Seeds and Seedlings of Weeds in Rice in South and Southeast Asia. Philippines: IRRI, 1989.
MLA استشهادRobert L Zimdahl. Seeds and Seedlings of Weeds in Rice in South and Southeast Asia. Philippines: IRRI, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.