APA Citation

Datta, R. K. (2016). Environmental studies (11th ed.). Kolkata: Sreema Book Agency.

Chicago Style Citation

Datta, R. K. Environmental Studies. 11th ed. Kolkata: Sreema Book Agency, 2016.

MLA Citation

Datta, R. K. Environmental Studies. 11th ed. Kolkata: Sreema Book Agency, 2016.

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