000			00313nam a2200121Ia 4500
008			210209s9999||||xx |||||||||||||| ||und||
082			_a19 _bU668A
100			_aUppal,O.P _923226
245		0	_aA.A.C.R-2 Practice and theory _cO.PUppal
260			_aPatiala _bP.Uppal Publishers _c1987
300			_a128
942			_cREF
999			_c65825 _d65825