00318nam a2200133Ia 4500008004100000041000800041082001500049100001900064245002000083250001400103260002800117300003200145365000700177240624s9999    xx            000 0 und d  aeng  a808.51 OSB  aOSBORN MICHAEL  aPUBLIC SPEAKING  a(4th ed.)  c2000aDelhibA.I.T.B.S.  axxii, : 513 : p. : cm. ; 25  cRS