00000nz  a2200000n  4500
001  KSH2006008017
005  20060630145453
008  060630 n azknn|abn          |a a|a    | 
150  ▼a무차별 지도[無差別地圖]▲
450  ▼wr▼i영어▼aindifference map▲
550  ▼wh▼a무차별 곡선[無差別曲線]▲