00000nz  a2200000n  4500
001  KSH1998007758
005  20000418023502
008  980429 n azknn|abn          |a a|a    | 
150  ▼a개념 학습[槪念學習]▲
450  ▼wr▼i영어▼aconceptual learning▲
550  ▼wg▼a학습[學習]▲
550  ▼a개념[槪念]▲