Elements of ecology /
Brij Gopal, N. Bhardwaj.
APA Citation
Gopal, B., Bhardwaj, N. (1979). Elements of ecology. New Delhi: Vikas.
MLA Citation
Gopal, Brij, 1944-2021, and Nagendra Bhardwaj. Elements of Ecology. New Delhi: Vikas, 1979.
Warning: These citations may not always be complete (especially for serials).