Osborn Roger <br/><br/>
Mathematics of investment. 

 - Austin  Pemberton Press        1967 
 - 117p.  cm. 
<br/><br/><label>Standard No.: </label>43776 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X65:(B), K7