00391nam a2200193Ia 4500008004100000082000800041082000800049100002000057245002500077250000900102260002100111260000900132300001000141365000800151365001100159365000600170365000600176650001500182181031s9999    xx            000 0 und d  a190  bDES  aWilson Margaret  aEssential Descartes.  a8th.  bMeridian Penguin  c1993  a384p.  b332  cRupees  d0  e0  aPhilosophy