00692nam a2200229 c 4500001001300000005001500013007000300028008004100031020002500072049002800097052001700125056001400142082001500156245004100171260003100212300002000243650004700263650004700310650004700357700004100404950001700445KMO20086164020190524133529ta081112s2007    ulk           000   kor    a9788991024281g033000 lEM4357312lEM4357313c201a517.92b8-60  a517.922401a613.6222100a건강과 안전 /d박동탁 지음  a서울 :b책님들,c2007  a283 p. ;c23 cm 8a노동 환경[勞動環境]0KSH1998022507 8a작업 환경[作業環境]0KSH1998039565 8a직장 환경[職場環境]0KSH19980239561 a박동탁,d1948-0KAC2018842494aut1 a가격불명