Gibbons, T. (2002, 11. June). Common characteristics of successful endurance programs: Factors of success. Zugriff unter http://www.usaswimming.org/USASWeb/ViewMiscArticle.aspx?TabId=68&Alias=Rainbow&Lang=en&mid=924&ItemId=995
APA-Zitierstil (7. Ausg.)Gibbons, T. (2000). Common characteristics of successful endurance programs: Factors of success.
Chicago-Zitierstil (17. Ausg.)Gibbons, T. Common Characteristics of Successful Endurance Programs: Factors of Success. 2000.
MLA-Zitierstil (9. Ausg.)Gibbons, T. Common Characteristics of Successful Endurance Programs: Factors of Success. 2000.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.