Billiards: The Official Rules & Records Book, 2005 EditionBilliard Congress of AmericaVyprodánoPohlídat
Enseigne-moi la navigation - navigation - radionavigation - GPS - 2ème éditionPascal ZiegelbaumVyprodánoPohlídat
The New Science of Skin and Scuba DivingCouncil for National Cooperation in AquaticsVyprodánoPohlídat
