Παραπομπή APA

Sinha, B. K., & Mishra, A. (1983). Studies in environmental mathematics: Perspectives and approaches. South Asian pub.

Παραπομπή Chicago Style

Sinha, B K., και A. Mishra. Studies in Environmental Mathematics: Perspectives and Approaches. New Delhi: South Asian pub, 1983.

Παραπομπή MLA

Sinha, B K., και A. Mishra. Studies in Environmental Mathematics: Perspectives and Approaches. South Asian pub, 1983.