00531na  a2200169   4500001001300000005001500013008004100028024002700069100001400096370004800110372005300158373003100211374004800242375001100290377001400301670004600315KAC20187882920180807112314180725 b aznnnaabn          fa aaa      7 a00000004680984112isni1 a곽희성  c한국(국명)[韓國]0KSH20000101452nlsh  a정보 기술[情報技術]0KSH20000237292nlsh  aKT IT서포터즈 (강사)  a강사(선생)[講師]0KSH19980072052nlsh  a남성  l한국어  a클린 소셜미디어, (라온북), 2011