00000nz  a2200000n  4500
001  KSH2006001693
005  20060227111944
008  060227 n azknn|abn          |a a|a    | 
150  ▼a계층 구조(사회)[階層構造]▲
450  ▼wr▼i영어▼ahierarchical structure▲
450  ▼wr▼i영어▼ahierarchy structure▲
550  ▼wg▼a사회 구조[社會構造]▲
550  ▼a사회 계층[社會階層]▲