Ryan, Terence M <br/><br/>
Theory of portfolio selection/ 
Terence M. Ryan. 
 - London:  MacMillan,  1978. 
 - 142p ill 22cm 
 - Studies in finance and accounting .
<br/><br/>Bibliography: p. (141)-142 
<br/><br/><label>ISBN: </label>0333233069  pbk 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Investments