APA Edition Citation

Verma, P. S. A. (1992). Principles of ecology.

Chicago Edition Citation

Verma, P S; Agarwal. Principles of Ecology. S. Chand & Co Ltd, 1992.

MLA Edition Citation

Verma, P S; Agarwal. Principles of Ecology. 1992.

Warning: These citations may not always be 100% accurate.