Rubber Research Institute of India, George, P., George, P. J., & Kuruvilla Jacob, C. (2000). Natural rubber: :agromanagement and crop processing. Rubber Research Institute of India.
استشهاد بنمط شيكاغوRubber Research Institute of India, P.J George, P. J. George, و C. Kuruvilla Jacob. Natural Rubber: :agromanagement and Crop Processing. Kottayam: Rubber Research Institute of India, 2000.
MLA استشهادRubber Research Institute of India, et al. Natural Rubber: :agromanagement and Crop Processing. Rubber Research Institute of India, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.