000 00335 a2200145 4500
020 _a9789386768025
082 _a574.5
_bPAN
100 _aPANI, BALARAM
245 _aTEXTBOOK OF ENVIRONMENTAL CHEMISTRY
250 _aII
260 _bI K INTERNATIONAL
_c2018
_aNEW DELHI
300 _a574
650 _aENVIRONMENT
942 _2ddc
_cB
999 _c83162
_d83162