000 00389nam a22001457a 4500
008 240611b |||||||| |||| 00| 0 eng d
020 _a0471093343
050 _aQA371
_b.B69
100 _aBOYCE, William E.
245 _aElementary Differential Equations and Boundary Value Problems
250 _a3rd
260 _aNew York
_bJohn Wiley & Sons
_c1977
300 _axiv, 582p.
942 _cBK
999 _c1067
_d1067