00462nam a2200157Ia 4500008004100000020001500041082001500056100002000071245006300091250000800154260004400162300003000206500001900236600003300255650001600288240925s9999    xx            000 0 und d  a053491568X  a515.35 ZIL  aZill ,Dennis G. 2aA First Course in Differential Equations with Applications  a4th  aBoston:bPWS Publishing Companyc,1989.  axxlx,1139p.bNAfOriginal  aIncludes Index  aHumanities & Natural Science  aMathematics