000 00269nam a22001097a 4500
082 _a516
_bLEI
100 _aLeighton Walter
245 _aOrdinary Diffrential Equations
260 _aCalifornia
_bWadsworth Publishing Company , Inc
_c1965
300 _a264 p.
942 _cL
999 _c17314
_d17314