Edwards, C. Henry 1937- Elementary differential equations / C. Henry Edwards, David E. Penney. - 5th ed. - Upper Saddle River, NJ : Pearson Prentice Hall, c2004. - xi, 613, 6 p. : ill. ; 27 cm. Rev. ed. of: Elementary differential equations with applications. 4th ed. c2000. Includes bibliographical references (p. [545]-547) and index. ISBN: 013145773X LCCN: 2003065631 Subjects--Topical Terms: Differential equations. LC Class. No.: QA371 / EDW 2004 Dewey Class. No.: 515/.35