Agrawal, V. K. (2004). Ecology and Environmental Biology. S. Chand & Company Ltd..
Chicago Style (17. basım) AtıfAgrawal, V. K. Ecology and Environmental Biology. New Delhi: S. Chand & Company Ltd., 2004.
MLA (9th ed.) AtıfAgrawal, V. K. Ecology and Environmental Biology. S. Chand & Company Ltd., 2004.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..