00357nam a22001337a 450000500170000000800410001702000180005804000130007608200180008910000180010724500430012526000440016830000110021220180529092410.0180529b        xxu||||| |||| 00| 0 eng d  a9781138691803  cPK-LaUMT  a401.41bCLA-P  aClarke, D. S.  aPrinciples of semiotic /cD. S. Clarke  aLondon :bRoutledge & Kegan Paul,c1987  a164 p.