00000nz  a2200000n  4500
001  KSH1998034089
005  20050818093059
008  980429 n azknn|abn          |a a|a    | 
150  ▼a베이비붐[baby boom]▲
450  ▼wr▼i영어▼ababy boom▲
550  ▼a베이비붐 세대[--世代]▲
550  ▼a인구 증가[人口增加]▲
550  ▼a출생률[出生率]▲