Figueiredo, A. J., Goncalves, C. E., Coelho e Silva, M. J. & Malina, R. M. (2009). Characteristics of youth soccer players who drop out, persist or move up. Journal of Sports Sciences, 27 (9), 883-891. doi: 10.1080/02640410902946469
APA-Zitierstil (7. Ausg.)Figueiredo, A. J., Goncalves, C. E., Coelho e Silva, M. J., & Malina, R. M. (2009). Characteristics of youth soccer players who drop out, persist or move up. Journal of Sports Sciences, 27(9), 883-891.
Chicago-Zitierstil (17. Ausg.)Figueiredo, A. J., C. E. Goncalves, M. J. Coelho e Silva, und R. M. Malina. "Characteristics of Youth Soccer Players Who Drop Out, Persist or Move Up." Journal of Sports Sciences 27, no. 9 (2009): 883-891.
MLA-Zitierstil (9. Ausg.)Figueiredo, A. J., et al. "Characteristics of Youth Soccer Players Who Drop Out, Persist or Move Up." Journal of Sports Sciences, vol. 27, no. 9, 2009, pp. 883-891.