Boyce, William E. <br/><br/>
Elementary differential equations /  
William E. Boyce, Richard C. Di Prima 
 - Fourth edition 
 - xvi, 512 pages  
<br/><br/>
<br/><br/><label>ISBN: </label>0471078948 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>Dewey Class. No.: </label>515.35