000			00298nam a2200133Ia 4500
100			_aKells/Lyman M
942			_cBK
654			_aelementary
245			_aElementary differential equations
260			_bMcGraw Hill _aAuckland _c1981
082			_a515.35 _bKEL
300			_a430
546			_aENGLISH
999			_c19394 _d19394