Sen, C., & Datta, S. (1991). Biotechnology in crop protection. Bidhan Chandra Krishi Viswavidyalaya.
استشهاد بنمط شيكاغوSen, Chitreswar, و Sunil Datta. Biotechnology in Crop Protection. W.Bengal: Bidhan Chandra Krishi Viswavidyalaya, 1991.
MLA استشهادSen, Chitreswar, و Sunil Datta. Biotechnology in Crop Protection. Bidhan Chandra Krishi Viswavidyalaya, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.