APA Citation

De, A. K., & De, A. K. (2017). Environmental chemistry (8th multi coloured ed.). Kolkata: New Age.

Chicago Style Citation

De, A K., and Arnab Kumar De. Environmental Chemistry. 8th multi coloured ed. Kolkata: New Age, 2017.

MLA Citation

De, A K., and Arnab Kumar De. Environmental Chemistry. 8th multi coloured ed. Kolkata: New Age, 2017.

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