000 00326nam a2200121Ia 4500
008 231228s1991 xx 000 0 und d
041 _aeng
082 _a331
_bNAG
100 _aNAGAIYA (D)
245 _aIndustrial Sickness A helth Montoring Approch
260 _aNew Delhi
_bTirath Singh & Co. B
_c1991
300 _aVIII,268
999 _c1085354
_d1085354