00397nam a2200145Ia 450000500170000000800410001704000130005808200160007110000150008724500540010226000330015630000090018954600120019865000410021020260519110726.0231207s9999    xx            000 0 und d  cPK-LaNCA  a153.15bMAN  aMann, John 0aLearning to be : the education of human potential  bThe Free PressaLondonc1972  a269p  aEnglish  aLearning, Psychology of. Psychology.