000 00296nam a22001337a 4500
003 SGT
020 _a978-81-8487-593-5
082 _a628.50154
_bSAL
100 _aSALKER, A.V.
245 _aENVIRONMENTAL CHEMISTRY
260 _aDELHI
_bNAROSA PUB.
_c2017
300 _a312
942 _2ddc
_cBK
_01
999 _c24630
_d24630