00720nam a2200229 c 4500001001300000005001500013007000300028008004100031020003400072049002800106052001700134056002400151082002500175245005400200260003600254300004200290504003300332650004700365700001900412700004800431950001100479KMO20113689820110825154420ta110809s2011    ulkad         001   kor    a9788993668971g92500:c\250000 lEM5165992lEM5165993c201a530.04b11-1  a530.04a331.54122501a620.002a303.48322100a기술과 사회 /d저자: 홍현필,e이용환  a서울 :bGS인터비전,c2011  a11, 424 p. :b삽화, 도표 ;c24 cm  a참고문헌과 색인수록 8a공학 기술[工學技術]0KSH20050080931 a홍현필4aut1 a이용환,g李庸煥,d1969-0KAC2012261150 b\25000