000 00578 a2200277 4500
001 50402
020 _a0
041 _aeng
080 _a628.5 Nat-1
245 _aEnvironmental pollution : conservation and planning
250 _aAllahabad
260 _a
260 _bv.1 ; 21 cm
260 _c
300 _a
300 _c
490 _a
100 _aNath, PashupatiNath, Siddha
700 _a
650 _a
650 _aEnvironmental protection-India
650 _aEnvironmental engineering-India
650 _aPollution-India
942 _cBK
942 _2UDC
999 _c77566
_d77566