00768nam 2200241 c 4500001001300000005001500013008004100028040001900069056001100088090001800099100001400117245016100131260003900292300001700331653006400348700001400412700001400426700001400440700001400454700002600468950001100494049002100505KMO20080419120080909204946080909s1990 ulk 000 kor  a146043c146043 a40824 a408b이58유1 a이승재20a유리카 학습과학 대백과.n14:p컴퓨터란 무엇인가/d이승재;e한영수;e강영길 공저;e최재식;e김택영;e권오천 [외]감수 a서울:b학원출판공사,c1990 a146p.;c26cm a유리카a학습과학a대백과a컴퓨터란a무엇인1 a한영수1 a강영길1 a최재식1 a김택영1 a권오천 [외]감수0 b\9,4000 lJU0000004698v14