000  $anz n  2
000  $a주제어
001  $aKSH1998001500
005  $a19980429124723
008  $a980429 n azknnaabn          |a a|a    | 
150  $aUNI
450  $wr$i영어$auser network interface
550  $wg$a인터페이스[interface]
550  $aATM(프로토콜)