Ayres, Frank. <br/><br/>
Schaum's Outline of Theory and Problems of Differential Equations 

 - New York :   Schaum Publishing Co,   1952. 
 - p. 296 
 - S .
<br/><br/> Including 560 solved problems Completely Solved in Detail 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECUACIONES DIFERENCIALES
<br/><br/><label>Universal Decimal Class. No.: </label>517.9