000 00284nam a2200109Ia 4500
008 220630s9999 xx 000 0 und d
020 _a978-0-7021-8074-3
082 _a363.110968 OCCU
100 _aSTEENKAMP,RIGARD
_94846
245 0 _aOCCUPATIONAL SAFETY & ;HEALTH [OSH]
942 _cBK
_y561
_zJohn Tresidder
999 _c50443
_d50442