000 00495nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a331.823
_bIn61
110 _aInternational Labour Office
245 _aManual of industrial radiation protection
_bModel code of sagety regulations(ionising radiations).1959
260 _aGeneva
_bILO
_c1959
300 _apt.2
650 _aIndustrial radiation
650 _aLabor economics
942 _cBK
999 _c41009
_d41009