000 004950000a22001810004500
008 161028t1989 xxu||||| |||| 00| 0 eng d
020 _a0471098817
041 _aeng
080 _a517.91
_bR6
942 _cBK
_013
100 _aRoss, Shepley L.
700 _aRoss, Shepley L. II
245 _aIntroduction to ordinary differential equations
250 _a4th ed.
260 _aNew York
_bJohn Wiley
_c1989
300 _axi, 609p.
650 _aMATHEMATICAL TECHNIQUES-Differential equations
999 _c28388
_d28388