Medic, N, Young, B. W., Starkes, J. L., Weir, P. L. & Grove, J. R. (2009). Gender, age, and sport differences in relative age effects among US Masters swimming and track and field athletes. Journal of Sports Sciences, 27 (14), 1535-1544. doi: 10.1080/02640410903127630
APA (7th ed.) CitationMedic, N., Young, B. W., Starkes, J. L., Weir, P. L., & Grove, J. R. (2009). Gender, age, and sport differences in relative age effects among US Masters swimming and track and field athletes. Journal of Sports Sciences, 27(14), 1535-1544.
Chicago Style (17th ed.) CitationMedic, N., B. W. Young, J. L. Starkes, P. L. Weir, and J. R. Grove. "Gender, Age, and Sport Differences in Relative Age Effects Among US Masters Swimming and Track and Field Athletes." Journal of Sports Sciences 27, no. 14 (2009): 1535-1544.
MLA (9th ed.) CitationMedic, N., et al. "Gender, Age, and Sport Differences in Relative Age Effects Among US Masters Swimming and Track and Field Athletes." Journal of Sports Sciences, vol. 27, no. 14, 2009, pp. 1535-1544.