000			00300nam a2200133Ia 4500
008			230118s9999||||xx |||||||||||||| ||und||
082			_a515.3
082			_bRAY/D
100			_aM. _bRAY
245		0	_aDIFFERNTIAL CALCULS
260			_aRAJAMANDI,AGRA
260			_bSTUDENTS'S FRIENDS&CO
260			_c1984
999			_c9426 _d9426