00430nam a2200133Ia 4500008004100000020001900041082002000060100003700080245004000117260004200157300002800199490004100227700002800268240206b        |||||||| |||| 00| 0 eng d  a978-0201045031  a515.35bM383.ED  aMartin, W. T. and Reissner, Eric  aElementary differential equations /  aMassachusetts:bAddison-Wesley,c1964  axiv, 331p. Bibl. Index.  aAddison-Wesley series in Mathematics  aReissner, Ericeauthor.