000 00272nam a2200109Ia 4500
008 160710s1997 xx 000 0 und d
100 _aRAO,R.
245 _aUNIVERSE OF KNOWLEDGE ITS DEVELOPMENT AND STRUCTURE
260 _bESS ESS
_c1997
300 _a146
942 _2ddc
_cB
999 _c54610
_d54610