APA Edition Citation

Malaviya, P., Singh, A., & Singh, P. (2009). Textbook of Environment and Ecology.

Chicago Edition Citation

Malaviya, Piyush, Anoop Singh, and Pratibha Singh. Textbook of Environment and Ecology. New Delhi, Acme Learning, 2009.

MLA Edition Citation

Malaviya, Piyush, et al. Textbook of Environment and Ecology. 2009.