Finney, Ross. L <br/><br/>
Elementary differential equations with linear algebra  / 

 - California:  Addison-Wesley,  1976 
 - xii, 477p. Bibl. Index. 
 - Addison-Wesley series in Mathematics .
<br/><br/><label>ISBN: </label>0201055155 
<br/><br/><label>Dewey Class. No.: </label>515.35  / F514.ED