00311nam a2200109Ia 4500008004100000040003800041100001700079245003300096260004400129300001300173653001500186211214s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aFreeman, G L 0aEnergetics of human behavior  bCORNELL UNIVERSITY PRESaNEW YORKc1948  a344 P p.  aPSYCHOLOGY