000 00289nam a2200121Ia 4500
008 200906s9999 xx 000 0 und d
082 _a517.38 C752
100 _aCONKWRIGHT.N.B
245 0 _aDIFFERENTIAL EQUATIONS
260 _bMACMILLAN, NEW YORK
_c1958
300 _a20X13
942 _cBK
999 _c61139
_d61139