00313nam a2200109Ia 4500008004100000041000800041082002200049100001500071245006800086260004000154300000900194230411s9999    xx            000 0 und d  aeng  aPY/150/MAS/B01838  aMaslow A H  aPrinciples of Abnormal Psychology : Dynamics of psychic illness  bHarper and BrothersaNew Yorkc1951  a665p