APA Edition Citation

Chopra, A. K., & Khanna, D. R. (2013). Environmental Pollution Assessment and Control Techniques.

Chicago Edition Citation

Chopra, A K., and D R. Khanna. Environmental Pollution Assessment and Control Techniques. Delhi, Biotech Books, 2013.

MLA Edition Citation

Chopra, A K., and D R. Khanna. Environmental Pollution Assessment and Control Techniques. 2013.

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