1.

図書
図書
1. Successful sports officiating. 2nd ed
American Sport Education Program
出版情報: Champaign, Ill. : Human Kinetics, c2011
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2.

図書
図書
2. Coaching youth tennis. 3rd ed
American Sport Education Program in cooperation with the United States Tennis Association
出版情報: Champaign, Ill. ; Leeds : Human Kinetics, c2002
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