00549ca0 a2200217ua 450000100040000000500170000400700030002100800410002402000240006504000090008904100140009808200130011210000300012524500450015525000140020026000500021430000180026450400090028254100150029165000250030673820180503180110.0ta051212s2005           g     b000 u eng u  a81 203 2498 XcNULL  aMAIN1 aenghNULL14a160bCop1 aCopi, Irving M. .eAuthor10aIntroduction to Logic / cIrging M.Copi.  a11th /b.  aNew Delhi :bPrentice Hall of India , c2005.  a647 ; cNULL.  aNULL  e18335      0aPhilosophy and Logic