Gupta, Ranjan Kumar, ed. Environmental biotechnology: A new approach - New Delhi Daya Publishing House 2016 - xv, 398 p. 4026 05/02/2020 IBS19/271 27/02/2019 Biotechnology UGC SAP( Dr. A K Chhillar) ISBN: RS2295 Dewey Class. No.: 660.60243637 G959E