Pool Professional Billiards and trainer Ralph Eckert is in his two books "Sports Pool 1 + 2" his experience as a player, coach and trick shot champion concise and descriptive on. The two plants are a perfect complement to his self-developed PAT training program. The books are supplemented by comments from German coach Andreas Huber. Ralph Eckert done in his books practical exercises on a meeting place, position and safe situations, players can continue to bring each level.
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