000 00333nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aFrank Ayres
245 0 _aDifferential Equation`s
250 _a1st Ed
260 _aSingapore
260 _bMcGraw Hill
260 _c1981
650 _aDifferential Equation`s
942 _cBK
999 _c11209
_d11209