HILLE, EINAR <br/><br/>
LECTURES ON ORDINARY DIFFERENTIAL EQUATIONS 

 - S.E. 
 - Estados Unidos  ADDISON - WESLEY  1969 S.L. 
 - 723 
<br/><br/><label>LCCN: </label>17297 
<br/><br/><label>Dewey Class. No.: </label>515.352