Championship Swimming: How to Improve Your Technique and Swim Faster in 30 Days or LessEbookChampionship Swimming: How to Improve Your Technique and Swim Faster in 30 Days or LessbyTracey McFarlane-MirandeRating: 4 out of 5 stars4/5Save Championship Swimming: How to Improve Your Technique and Swim Faster in 30 Days or Less for later