000 00307nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a517.38 M3834
100 _aMARTIN.W.T
245 0 _aELEMENTARY DIFFERENTIAL EQUATIONS
260 _aNEW YORK
_bAddison Wesley
_c1958
300 _a23X15
942 _cBK
_2DDC
999 _c10612
_d10612