00000nz  a2200000n  4500
001  KSH2006003564
005  20060524013811
008  060524 n azknn|abn          |a a|a    | 
150  ▼a교육 격차[敎育隔差]▲
550  ▼wg▼a격차[隔差]▲
550  ▼a교육[敎育]▲