Firek, W., Płoszaj, K., & Czechowski, M. (2020). Pedagogical Function of Referees in Youth Sport: Assessment of the Quality of Referee–Player Interactions in Youth Soccer. Int J Environ Res Public Health.
Čikaški stil citiranjaFirek, Wiesław, Katarzyna Płoszaj, i Marcin Czechowski. "Pedagogical Function of Referees in Youth Sport: Assessment of the Quality of Referee–Player Interactions in Youth Soccer." Int J Environ Res Public Health 2020.
MLA način citiranjaFirek, Wiesław, Katarzyna Płoszaj, i Marcin Czechowski. "Pedagogical Function of Referees in Youth Sport: Assessment of the Quality of Referee–Player Interactions in Youth Soccer." Int J Environ Res Public Health 2020.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.