000 nam a22 7a 4500
999 _c329068
_d329068
003 Nust
005 20170421161532.0
008 170421b xxu||||| |||| 00| 0 eng d
020 _a8171323715
040 _c0
082 _a363.73875 SHA
100 _aSharma,H.S.
245 _aOzone Depletion and Environmental Impacts
_cH.S.Sharma
260 _aJaipur,India
_bPointer pub
_c2004
300 _a184p.
500 _aH.B
942 _2ddc
_cBK
_k363.73875 SHA