Agrawal, V. K. (2002). Simplified Course in Ecology and Ethology (1st. ed.). S. Chand & Company Ltd..
Citazione stile Chigago Style (17a edizione)Agrawal, V. K. Simplified Course in Ecology and Ethology. 1st. ed. New Delhi: S. Chand & Company Ltd., 2002.
Citatione MLA (9a ed.)Agrawal, V. K. Simplified Course in Ecology and Ethology. 1st. ed. S. Chand & Company Ltd., 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.