00000nz  a2200000n  4500
001  KSH1999014206
005  19991207175348
008  990415 n azknn|abn          |a a|a    | 
150  ▼a규범 발생설[規範發生說]▲
450  ▼wr▼i영어▼aemergent norm theory▲
550  ▼a군중 심리학[群衆心理學]▲
550  ▼a집단 행동[集團行動]▲