Cite
Influence of the number of players and the relative pitch area per player on heart rate and physical demands in youth soccer.
MLA
Castellano, Julen, et al. “Influence of the Number of Players and the Relative Pitch Area per Player on Heart Rate and Physical Demands in Youth Soccer.” Journal of Strength and Conditioning Research, vol. 29, no. 6, June 2015, pp. 1683–91. EBSCOhost, https://doi.org/10.1519/JSC.0000000000000788.
APA
Castellano, J., Puente, A., Echeazarra, I., & Casamichana, D. (2015). Influence of the number of players and the relative pitch area per player on heart rate and physical demands in youth soccer. Journal of Strength and Conditioning Research, 29(6), 1683–1691. https://doi.org/10.1519/JSC.0000000000000788
Chicago
Castellano, Julen, Asier Puente, Ibon Echeazarra, and David Casamichana. 2015. “Influence of the Number of Players and the Relative Pitch Area per Player on Heart Rate and Physical Demands in Youth Soccer.” Journal of Strength and Conditioning Research 29 (6): 1683–91. doi:10.1519/JSC.0000000000000788.