%0 Journal Article
%A Duff, G.F.D.
%T Ordinary Differential Equations, by Garrett Birkhoff and Gian-Carlo Roba. Ginn and Co.,Boston, 1962. viii +318 pages. $8. 50. -Differential Equations, by H. S. Bear. Addison-Wesley, Reading, Mass.,1962. viii + 207 pages. $7.50.
%J Canadian mathematical bulletin
%D 1964
%P 314-315
%V 7
%N 2
%U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500027107/
%R 10.1017/S0008439500027107
%F 10_1017_S0008439500027107