000 00294nam a2200121Ia 4500
008 220201s1980 xx 000 0 eng d
082 _bDUT
100 _aDutta, D N
245 0 _aIntroduction to library classification
260 _aCalcutta
_bWorld Press
_c1980
300 _a275
942 _2ddc
999 _c24800
_d24800