00485nam a2200133Ia 4500008004100000082002200041100003300063245007200096260004600168300000800214942000700222952010500229999001700334140113s9999    xx            000 0 und d  a378(047)(73)   K9  aNational Academy of Sciences  aInvisible University : post doctoral education in the United States  a1969bNational Academy of SciencecU.S.A.  a310  cBK  00104070aVTLbVTLd2014-01-13l0o378(047)(73)   K9pVBK1220r2014-01-13 00:00:00w2014-01-13yBK  c57898d57898