Παραπομπή APA

Trivedi, P. R. (2000). Natrual resources conservation V.3. APH Publishing Corporation.

Παραπομπή Chicago Style

Trivedi, P R. Natrual Resources Conservation V.3. New Delhi: APH Publishing Corporation, 2000.

Παραπομπή MLA

Trivedi, P R. Natrual Resources Conservation V.3. APH Publishing Corporation, 2000.