Ross, Shepley  L. <br/><br/>
Introduction to ordinary differential equations 
Shepley L. Ross 
 - 3rd ed. 
 - New York  John Wiley  1980 
 - iv,503p.:ill.;   23cm. 
<br/><br/> 4th ed. by Shepley L. Ross with the assistance of Shepley L. Ross II 
<br/><br/><label>ISBN: </label>0471098817 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations
<br/><br/><label>Dewey Class. No.: </label>515.352  / ROS