Caioli, Luca. <br/><br/>
Ronaldo :   The obsession for perfection /   
Luca Caioli. 
 - London :  Icon,  2014. 
 - 281 p. ; 22 cm. 
<br/><br/><label>ISBN: </label>9781906850838 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Portugal.--<br/>Ronaldo, Cristiano, 1985---<br/>Soccer players ----Biography.