APA (7th ed.) Citation

Thakur, V. (2012). A text book of environmental science. Scientific Publishers.

Chicago Style (17th ed.) Citation

Thakur, Vidya. A Text Book of Environmental Science. Jodhpur: Scientific Publishers, 2012.

MLA (9th ed.) Citation

Thakur, Vidya. A Text Book of Environmental Science. Scientific Publishers, 2012.