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TIW'P10 UG/28295 UG/28296 UG/28297 UG/28298 UG/28299 Tiwari, Vijay Kumar A Text book of environmental studies : as per unified UGC syllabus / Vijay Kumar Tiwari. – Mumbai : Himalaya Publishing House, 2010 (2020 reprint) [], 432 p. : table ISBN9789351425540 : Rs.575/- . Environmental sciences |
