Sinha, B. K., & Mishra, A. (1983). Studies in environmental mathematics: Perspectives and approaches. South Asian pub.
استشهاد بنمط شيكاغوSinha, B K., و A. Mishra. Studies in Environmental Mathematics: Perspectives and Approaches. New Delhi: South Asian pub, 1983.
MLA استشهادSinha, B K., و A. Mishra. Studies in Environmental Mathematics: Perspectives and Approaches. South Asian pub, 1983.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.