Luthans, Fred. <br/><br/>
Psychological capital and beyond / 
Fred Luthans, Carolyn M. Youssef-Morgan, and Bruce J. Avolio. 
 - xv, 318 pages ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780199316472  RM214.48 9780199316489 9780199316496 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Organizational behavior.<br/>Human capital--Psychological aspects.<br/>Employee motivation.<br/>Psychology, Industrial.