Forsyth A R <br/><br/>
Treatise on differential equations 

 - 6 
 -  1951 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>22282 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B33:1::5, J1.1   TTB