Coddington Earl A <br/><br/>
Theory of ordinary differential equations. 
Coddington Earl A; Levinson Norman 
 - Bombay  Tata McGraw-Hill        1955 
 - xii429p.  cm. 
<br/><br/><label>Standard No.: </label>81620 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B331, J5