000 00302nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
082 _a517.38 R159
100 _aRAINVILLE.E.D
245 0 _aELEMENTARY DIFFERENTIAL EQUATIONS
260 _aLONDON
_bMacmillan
_c1981
300 _a24X15
942 _cBK
_2DDC
999 _c45542
_d45542