APA Alıntı

Sharma, P. D. (1996). Ecology and environment (Ed.7 rev.).

Chicago Stili Alıntı

Sharma, P D. Ecology and Environment. Ed.7 rev. Meerut, Rastogi Publications, 1996.

MLA Alıntı

Sharma, P D. Ecology and Environment. Ed.7 rev. 1996.