000			00349nam a2200145Ia 4500
008			210901s1988 xx 000 0 eng d
020			_a0706954157
082			_a025.43 KRI
100			_aKrishan, Kumar
245		0	_aTheory of classification
250			_a4 th rev. ed.
260			_aNew Delhi _bVikas _c1988
300			_a560p.
942			_2ddc _cBK
999			_c19599 _d19599