000 00265nam a2200109Ia 4500
008 200527s9999||||xx |||||||||||||| ||und||
082 _a121 ACK
100 _aAckermann, Robert
245 0 _aTheories of Knowledge
264 _bTata Mcgraw Hill
_c1965
300 _a305p.
999 _c15625
_d15625