Helsen, W. F., Baker, J, Michiels, S, Schorer, J, Van Winckel, J. & Williams, A. M. (2012). The relative age effect in European professional soccer: Did ten years of research make any difference? Journal of Sports Sciences, 30 (15), 1665-1671. doi: 10.1080/02640414.2012.721929
APA-Zitierstil (7. Ausg.)Helsen, W. F., Baker, J., Michiels, S., Schorer, J., Van Winckel, J., & Williams, A. M. (2012). The relative age effect in European professional soccer: Did ten years of research make any difference? Journal of Sports Sciences, 30(15), 1665-1671.
Chicago-Zitierstil (17. Ausg.)Helsen, W. F., J. Baker, S. Michiels, J. Schorer, J. Van Winckel, und A. M. Williams. "The Relative Age Effect in European Professional Soccer: Did Ten Years of Research Make Any Difference?" Journal of Sports Sciences 30, no. 15 (2012): 1665-1671.
MLA-Zitierstil (9. Ausg.)Helsen, W. F., et al. "The Relative Age Effect in European Professional Soccer: Did Ten Years of Research Make Any Difference?" Journal of Sports Sciences, vol. 30, no. 15, 2012, pp. 1665-1671.