000  $anz n  2
000  $a주제어
001  $aKSH1998042313
005  $a20021210000000
008  $a980507 n azknnaabn          |a a|a    | 
150  $a코다실 모델[CODASYL model]
450  $wr$i영어$aCODASYL model
550  $aCODASYL
550  $a데이터베이스[database]