000 00348nam a2200121Ia 4500
001 9183
008 170722s9999 xx 000 0 und d
245 _aSome problems of a general classification scheme :
_bReport of a conference held in London June 1963 /
260 _c1964.
653 _aClassification
653 _aLibrary Science
942 _cGEN
999 _c66553
_d66553