Differential Equations with. Boundary-Value Problems,. Seventh Edition. Dennis G. Zill and Michael R. Cullen. Executive Editor: Charlie Van Wagner. EDITIONS ○ xiii. Download Save. Dennis G. Zill - Differential Equations with Boundary-Value Problems, 8th Ed. Course: Differential Equations (MA ). Dennis G. Zill has 93 books on Goodreads with ratings. Dennis G. Zill's most popular book is Differential Equations with Boundary-Value Problems.Having bought a subscription, you can download this or other directories on our website. To download the file, click on the button below.