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↑ “PGA of America partners with Congressional Country Club to host Championships”. PGA of America. (2018年9月17日). https://www.pga.com/news/pga/pga-of-america-partners-congressional-country-club-host-championships
↑ Ryder Cup 2008 » Team Europe » History » All-time Records
↑ Ryder Cup 2008 » Home » History » U.S. Player Records
↑ Ryder Cup 2008 » Home » History » European Player Records
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