00285nam a2200109Ia 4500008004100000040003800041100002000079245002200099260002900121300001000150653001500160220107s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aWittgenstein, L 0aRemarks on colour  bBasil black wellaOxford  a64 p.  aPhilosophy