Citroen C4 WRC – Four Titles and 34 WRC Wins in Loeb's Hands | SnapLap
Citroën C4 World Rally Car in pictures
File:Citroën C4 WRC de Sébastien Loeb au rallye d'Alsace.JPG - Wikimedia Commons
Wraps off Citroën's C4 WRC car | Autocar
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