Kells, Lyman Morse  1888 <br/><br/>
Elementary differential equations 

 - 6a. ed. 
 - New York :   McGraw-Hill,   1965. 
 - xii, 430 p. ;   24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECUACIONES DIFERENCIALES
<br/><br/><label>Universal Decimal Class. No.: </label>517.9