Boyce, William E. Elementary differential equations and boundary value problems [Book] / William E. Boyce, Richard C. DiPrima. - Course advantage, 7th ed. - New York : Wiley, c2003. - xvi, 745 p. : ill. ; 26 cm. + one CD-ROM (4 3/4 in.) Includes index. All. ISBN: 0471307890 (alk. paper) Subjects--Topical Terms: Differential equations.Boundary value problems. Dewey Class. No.: 515 .35