00664nam a2200253Ia 4500 38610 20240114002017.0 ta 070725s1988 g b000 u 465 u Cotton College,Assam 465 910.54 Tr 73 Ec Trivedy, R K . Ecology and Pollution of Indian River / R K Trivedy. Textual Documents 1st ed. / New Delhi : Ashish Publishing House , 1988. 448p. ; 22cm. Ecology Rivers-India G-Geography ddc BK 0 0 0 0 Circulation (G) SKBL SKBL 2012-02-01 00000 0 910.54 Tr 73 Ec 832/As 2024-01-14 00:00:00 1 2012-02-01 BK 38582 38582