Elton, Edwin J. ; Gruber, Martin J. <br/><br/>
Modern portfolio theory and investment analysis 

 - 9th 
 -  John Wiley & Sons, Inc  2014 
 - 754 
<br/><br/><label>ISBN: </label>978-1-118-46994-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commerce