000 00338nam a2200145Ia 4500
001 9173
008 170722s9999 xx 000 0 und d
100 _aPhillips, W. Howard
245 _aPrimer of book classification /
250 _a5th ed.
260 _c1961.
653 _aClassification
653 _aLibrary Science
942 _cGEN
999 _c56546
_d56546