APA (7th ed.) Citation

Tyagi, O. (1996). A Textbook of environmental chemistry. Anmol.

Chicago Style (17th ed.) Citation

Tyagi, O.D. A Textbook of Environmental Chemistry. New Delhi: Anmol, 1996.

MLA (9th ed.) Citation

Tyagi, O.D. A Textbook of Environmental Chemistry. Anmol, 1996.