000 00415nam a22001697a 4500
003 OSt
005 20210917104211.0
008 210917b |||||||| |||| 00| 0 eng d
020 _a81-7648-590-X
040 _aDDC
_cHU
082 _21
_a363,7
_b3
100 _aKumar Arvind
_94726
245 _aA Textbook of Environmental Science
250 _a1
260 _aNEW DELHI
_b5 ANSARI ROAD
_c2004
942 _2ddc
_cBOOKS
_n0
999 _c4728
_d4728