000			00308nam a2200145Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
020			_c900
040			_aET
100			_aS.R. VERMA
245		0	_aREF. AND INF. SERVERCS
260			_bSHREE PUB. _aDELHI
300			_a286
500			_a15652
942			_cBK
999			_c21893 _d21893