000 00563 a2200265 4500
001 1008374
020 _a81-7041-245-52
041 _aeng
080 _a628.5 Enc-2
245 _aEncyclopedia of environmental pollution and its control / edited by G.R. Chhatwal...[et al.]
250 _a
260 _aNew Delhi
260 _bAnmol Pub., 1
260 _c1989
300 _av.2
300 _c2l.5 cm
490 _a
100 _a
700 _a
650 _a
650 _aWater-Analysis
650 _aPollution-Control
942 _cBK
942 _2UDC
999 _c87061
_d87061