000 00469 a2200253 4500
001 66301
020 _a81-85829-08-X3
041 _aeng
080 _a628.517=914.3 Ojh
245 _aDhwani pradushan
250 _a
260 _a
260 _bDelhi : Gyan Ganga, 1994
260 _c1994
300 _a91 p.
300 _c22 cm
490 _a
100 _aOjha, D.D.
700 _a
650 _a
650 _aNoise pollution
942 _cBK
942 _2UDC
999 _c44513
_d44512