000 00382nam a2200145Ia 4500
001 9278
008 170722s9999 xx 000 0 und d
100 _aBritish Standards Institution
245 _aUniversal decimal classification :
_bB S 1000A /
250 _a3rd ed.
260 _c1961.
653 _aLibrary Science
653 _aUniversal Decimal Classification
942 _cGEN
999 _c64280
_d64280