Boyce, William E., <br/><br/>
Elementary differential equations and boundary value problems / 
William E. Boyce, Richard C. DiPrima. 
 - Fifth edition. 
 - vii, 685 pages :  illustrations ;  24 cm. 
<br/><br/>Includes index and bibliography. 
<br/><br/><label>ISBN: </label>0471570192  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.<br/>Boundary value problems.