Agrawal, V. K. (2004). Ecology and Environmental Biology. S. Chand & Company Ltd..
Citazione stile Chigago Style (17a edizione)Agrawal, V. K. Ecology and Environmental Biology. New Delhi: S. Chand & Company Ltd., 2004.
Citatione MLA (9a ed.)Agrawal, V. K. Ecology and Environmental Biology. S. Chand & Company Ltd., 2004.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.