000 00251nam a2200097Ia 4500
008 180225s1966 CNT 000 0 und d
245 1 0 _aThe Principle of Knowledge
264 0 _a[United States] :
_bHelen M. Gidden
_c1966
500 _a-
690 _aKNOWLEDGE
999 _c8278
_d8278