Roll, Rich. <br/><br/>
Superar los límites / 
Rich Roll ; traducción : Beatriz Villena Sánchez. 
 - xv, 285 pages ;  22 cm. 
<br/><br/>Includes bibliographical references (p. 273-275). 
<br/><br/><label>ISBN: </label>9788499105741 
<br/><br/><label>LCCN: </label>2012003094 
<br/><br/><label>Subjects--Personal Names: </label><br/>Roll, Rich.
<br/><br/><label>Subjects--Meeting Names: </label><br/>Ultraman World Championships.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Triathletes--United States--Biography.<br/>Older athletes--United States--Biography.<br/>Ironman triathlons.
<br/><br/><label>LC Class. No.: </label>GV1060.72.R65  / A3 2012 
<br/><br/><label>Dewey Class. No.: </label>796.4257092