000 00505cam a2200181 4500
001 0632050411
008 070703t2000 xxu||||| |||| 00| 0 eng d
020 _a0632050411
100 _aAshton, I
245 0 _aMonitoring for health hazards at work
250 _a3rd
260 _aOxford :
_bBlackwell Science,
_c2000 (2006 rp)
650 _aCommunity Health and Public Health
690 _aOccupational Health
690 _aEnvironmental Pollution
700 _aGill, F S
999 _c43469
_d43469