000 00270nam a2200097Ia 4500
008 140917b1979 xxu||||| |||| 00| 0 eng d
082 _a025.42 KRI
100 _aKrishan Kumar
245 _aTheory of Classification
260 _aNew Delhi :
_bVikas Publishing House,
_c1979
999 _c174446
_d174446