Championship Swimming: How to Improve Your Technique and Swim Faster in 30 Days or LessE-bookChampionship Swimming: How to Improve Your Technique and Swim Faster in 30 Days or LessdiTracey McFarlane-MirandeValutazione: 4 su 5 stelle4/5Salva Championship Swimming: How to Improve Your Technique and Swim Faster in 30 Days or Less per dopo