Covey, Stephen R. <br/><br/>
First things First  : to live, to love, to learn, to leave a legacy 
/ Stephen R. Covey, A. Roger Merril, Rebecca R. Merril. 
 - New York  : Simon  Schuster  , 1994 
 - 373 p.  ; 24 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>067186441C 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conducta de vida<br/>Administración de tiempo.
<br/><br/><label>LC Class. No.: </label>BJ 1581.2  / C66 1994