Mukhopadhyay, Biswajit. Paribesh O paribesh bidhi / Biswajit Mukhopadhyay. - Kolkata : Nagarik Mancha, 2005. - 64p PBK ISBN: Rs 30.00 Standard No.: 2372 [old SOUL v1.0 record id] Subjects--Topical Terms: ParibeshEnvironment Dewey Class. No.: 338.927 / B 54 p