00378nam a2200181Ia 4500008004100000082000800041082000800049100001600057245004000073250000900113260002500122260000900147300001000156365000600166365000600172365000600178650001200184181031s9999    xx            000 0 und d  a501  bKUH  aKuhn Thomas  aStructure of Scientific Revolutions  a2nd.  bNew American Library  c1986  a172p.  b0  d0  e0  aScience