00394nam a2200181Ia 4500008004100000082000800041082000800049100003000057245003100087260003100118260000900149300001000158365000600168365001100174365000600185365000600191650001500197181031s9999    xx            000 0 und d  a701  bIll  aGombrich E.H.Gregory R.L.  aIllusion in Nature and Art  bCharles Scribner''''s Sons  c1973  a288p.  b0  cRupees  d0  e0  aArt Theory