Bernner J L <br/><br/>
Problems in differential equations 
Bernner J L 
 -  1963 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>22517 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B331, K3