Callery, Sean <br/><br/>
Defying gravity : surviving extreme sports 
Sean Callery; Jane Turner 
 - 1st ed 
 - London  A. & C. Black  2008 
 - 32 p. : col. ill. ; 21 cm. 
<br/><br/><label>ISBN: </label>9781408100929 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Athletic & outdoor sports & games<br/>Extreme sports -- Juvenile literature<br/>Gravity -- Juvenile literature<br/>Gravity -- Physiological effect -- Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>796.046 CAL