000			00321nam a2200145Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
020			_c495
040			_aET
100			_aKumar, Krishan
245		0	_aTheory of Classification
260			_bVikas Publication _aNoida
300			_a560
500			_a63799
942			_cBK
999			_c69762 _d69762