000 00324nam a2200145Ia 4500
008 190201s9999 xx 000 0 und d
082 _a25
082 _b42 K89
100 _aKumar Krishan
245 0 _aTheory of Classification
260 _aNew Delhi
260 _bVikas Publishing
260 _c1983
300 _aix-529
999 _c22248
_d22248