00000nz  a2200000n  4500
001  KSH2000009338
005  20000303134511
008  000303 n azknn|abn          |a a|a    | 
150  ▼a의무 교육 체계[義務敎育體系]▲
550  ▼a교육[敎育]▲
550  ▼a의무 교육[義務敎育]▲