Elton, Edwin J. <br/><br/>
Modern portfolio theory and investment analysis / 
by Edwin J. Elton and Martin J. Gruber. 
 - 2nd ed. 
 - New York, N.Y. :  John Wiley & Sons,  1984. 
 - xviii, 636 p. 
<br/><br/><label>ISBN: </label>0471874825 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Investments.<br/>Investment analysis.<br/>Portfolio management.