Παραπομπή APA

Agrawal, K. C. (1999). Environmental Biology. Agro Botanica.

Παραπομπή Chicago Style

Agrawal, K. C. Environmental Biology. Bikaner: Agro Botanica, 1999.

Παραπομπή MLA

Agrawal, K. C. Environmental Biology. Agro Botanica, 1999.