APA Citation

Dutt Nilanjana. (2005). The environment and its problems (Rev.2nd ed.). Kolkata: Levant books.

Chicago Style Citation

Dutt Nilanjana. The Environment and Its Problems. Rev.2nd ed. Kolkata: Levant books, 2005.

MLA Citation

Dutt Nilanjana. The Environment and Its Problems. Rev.2nd ed. Kolkata: Levant books, 2005.

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