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<xml><bibliography><APA>Wannee Jiraungkoorskul. (1992) Effects of varied dosages of caffeine on exercise performance. Mahidol University,:ม.ป.ท.</APA><Chicago>Wannee Jiraungkoorskul. 1992. Effects of varied dosages of caffeine on exercise performance. ม.ป.ท.:Mahidol University,;</Chicago><MLA>Wannee Jiraungkoorskul.  Effects of varied dosages of caffeine on exercise performance.  ม.ป.ท.:Mahidol University, 1992. Print.</MLA></bibliography></xml>
