Boyce, William E. <br/><br/>
Elementary differential equations / 
William E. Boyce, Richard C. DiPrima 
 - 9th ed. 
 - Hoboken, N.J. :  John Wiley & Sons,  c2009 
 - xix, 632 p. :  col. ill. ;  26 cm 
<br/><br/> Including Web registration card: ODE architect download to accompany Elementary differential equations, 9th ed 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780470039403 047003940X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Differential equations--Problems, exercises, etc