Roberts, Charles. <br/><br/>
Ordinary Differential Equations / 
Ch. Roberts. 
 - Englewood Cliffs :  Prentice-Hall Inc.,  1979. 
 - 400 p. 
<br/><br/><label>ISBN: </label>0-13-639757-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential Equations