000 00451nam a2200181Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c800
_a9788171323715
040 _aET
082 _a363.738 SHA-O
100 _aSharma, H. S.
_96696
245 0 _aOzone depletion and environmental impacts
250 _a1st
260 _bPointer Publishers
_aJaipur
_c2004
300 _a184p.
500 _a10375
700 _aKhan, T. I.
_9350
942 _cBK
999 _c16696
_d16696