Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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