Boyce, William E. Elementary differential equations and boundary value problems / William E. Boyce, Richard C. DiPrima. - 8th ed. - Hoboken, NJ : Wiley, c2005. - xviii, 790 p. : col. ill. ; 27 cm. + Includes bibliographical references and index. ISBN: 0471433381 Subjects--Topical Terms: Differential equations.Boundary value problems. Dewey Class. No.: 515.35 BOY