Zill, Dennis G., A first course in differential equations with modeling applications Dennis G. Zill - 7th Edition. - Australia : Thomson Learning. 2000. - 542 pages : images, figures ; 28 cm. Includes Index. ISBN: 9789812403117 Subjects--Topical Terms: Differential equations. Boundary value problems. Dewey Class. No.: 515.35 / Z651f