Abrantes, C, Macas, V & Sampaio, J. (2004). Variation in football players' sprint test performance across different ages and levels of competition. Journal of Sports Science & Medicine, 4 , 44-49. Zugriff am 02.06.2005 unter http://www.jssm.org/YISI/1/7/yisi1-7pdf.pdf
APA (7th ed.) CitationAbrantes, C., Macas, V., & Sampaio, J. (2004). Variation in football players' sprint test performance across different ages and levels of competition. Journal of Sports Science & Medicine, 4, 44-49.
Chicago Style (17th ed.) CitationAbrantes, C., V. Macas, and J. Sampaio. "Variation in Football Players' Sprint Test Performance Across Different Ages and Levels of Competition." Journal of Sports Science & Medicine 4 (2004): 44-49.
MLA (9th ed.) CitationAbrantes, C., et al. "Variation in Football Players' Sprint Test Performance Across Different Ages and Levels of Competition." Journal of Sports Science & Medicine, 4, 2004, pp. 44-49.