Dennis G. Zill 0 3,044 A First Course in Differential Equations with Modeling Applications – Dennis G. Zill – 11th Edition
Dennis G. Zill 0 2,090 Differential Equations with Boundary-Value Problems – Dennis G. Zill – 9th Edition
James C. Robinson 0 936 An Introduction to Ordinary Differential Equations – James C. Robinson – 1st Edition