Thakur, I.Sh. . Environmental biotechnology basic concepts and applications / by Indu Shekhar Thakur. - New Delhi : I.K. International Pvt. Ltd. , 2006 - 472p ; ISBN: 81-88237-52-3 Subjects--Topical Terms: Biotechnlogy Dewey Class. No.: G:55(F) / P6;3