000 00311nam a2200133Ia 4500
100 _aAYRES FRANK
650 _aDifferential Equations
365 _cRS
365 _d1
942 _cENGBK
245 _aTheory and Problems of Differential Equations
260 _bMcGraw Hill Book Co.
_aNew York
300 _a295 pp
999 _c7352
_d7352