Elton, Edwin J.; Gruber, Martin Jay, 1937-; Brown, Stephen J; Goetzmann, William N. <br/><br/>
Modern portfolio theory and investment analysis 

 - New York :   Wiley, ©  1995. 
<br/><br/><label>ISBN: </label>9971-51-187-8 
<br/><br/><label>Dewey Class. No.: </label>HG4529.5  / ELT