000 00331nam a2200133Ia 4500
008 170912s9999 xx 000 0 und d
082 _a FRA/T
100 _aFRANK AYRES
245 0 _aTHEORY AND PROBLEMS OF DIFFERENTIAL EQUATIONS
250 _a1st Ed.
260 _bSCHAUMS OUTLINE COMPANY
_c1972
300 _a295
942 _cTB
999 _c31497
_d31497