00318nam a2200109Ia 4500008004100000040003800041100002600079245003500105260003800140300001500178653001500193211217s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aDerivera ,Joseph Comp 0aField theory as human -science  bGARDNER PRESS INCaNEW YORKc1976  aV, 533p p.  aPSYCHOLOGY