Understanding Extreme Sports: A Psychological Perspective 
Edited by Eric Brymer, & et.al. 
 -  Frontiers Media SA,  2020 
 - 221 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-2-88963-543-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sports. -- Psychological aspects.
<br/><br/><label>Dewey Class. No.: </label>796.01 U554 2020