000 00359 a2200145 4500
999 _c23636
_d23636
020 _a8174463402
082 _a363.6
100 _aUberoi N K
_97929
245 _aEnvironmental Engineering
250 _a2nd
260 _aNew Delhi
_bExcellence Books Publication
_c2003
300 _a414p.
_bRs:260
490 _a24784
650 _aEnvironmental Management
_9449