000 | 00482nam a22001697a 4500 | ||
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003 | OSt | ||
005 | 20130425093553.0 | ||
008 | 130101b xxu||||| |||| 00| 0 eng d | ||
020 | _a8174884386 | ||
082 | _aREF 574.09 CHH | ||
100 | _aChhatwal, G.R. | ||
245 | _aEncyclopaedia of environmental air pollution : | ||
260 |
_aNew Delhi : _bAnmol publications, _c1997. |
||
300 |
_a670p. _bill. _c25 cm. |
||
650 | _aEncyclopaedia of environmental air pollution. | ||
942 |
_2ddc _cREF |
||
999 |
_c5762 _d5762 |