000 00329nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c1500
040 _aET
100 _aPRADEEP CHATURVEDI
245 0 _aCHALLENGS OF OCCUPATIGNAL SAFETY
260 _bCONCEPR BOOK
_aDELHI
300 _a447
500 _a14934
942 _cBK
999 _c21176
_d21176