000 00382nam a2200145Ia 4500
008 170207s9999 xx 000 0 und d
082 _aPG 531.6 COL-E
100 _aColby, Kenneth Mark
245 _aEnergy and structure in psychoanalysis
260 _bThe Ronald Press Co., New York
260 _c1955
300 _a154
650 _aEnergy; Mechanics; Physics
942 _cBOOKS
999 _c8523
_d8523