APA Edition Citation

Anil Kumar De & Arnab Kumar De. Textbook of environmental Science. Scientific International Pvt. Ltd.

Chicago Edition Citation

Anil Kumar De and Arnab Kumar De. Textbook of Environmental Science. New Delhi: Scientific International Pvt. Ltd.

MLA Edition Citation

Anil Kumar De and Arnab Kumar De. Textbook of Environmental Science. Scientific International Pvt. Ltd.