000 00306nam a22001337a 4500
999 _c3036
_d3036
020 _a0442002491
082 _a660.3
100 _aNick H Proctor & others
245 _aChemical hazards of the workplace
250 _a2nd
260 _aNew Delhi
_bVan Nostrand peinhold
_c1989
300 _a573
942 _cBK