The Racing Rules of Sailing — ASO

提供 Ezio Fonda AppTrack Ninja。

Educational materials to learn the Racing Rules of Sailing. 109 tests with answers and explanations by Ezio Fonda Umpire and National Judge of Italian Sailing Federation.

カテゴリ: Sports, Navigation

のキーワード可視性、ランクイン検索語、日次の順位変動。 The Racing Rules of Sailing.

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The Racing Rules of Sailing — ASO | AppTrack Ninja