DVS Edition Citation

Harriss, A, Walton, D. M. & Dickey, J. P. (2018). Direct player observation is needed to accurately quantify heading frequency in youth soccer. Research in Sports Medicine, 26 (2), 191-198. doi: 10.1080/15438627.2018.1431534

APA (7th ed.) Citation

Harriss, A., Walton, D. M., & Dickey, J. P. (2018). Direct player observation is needed to accurately quantify heading frequency in youth soccer. Research in Sports Medicine, 26(2), 191-198.

Chicago Style (17th ed.) Citation

Harriss, A., D. M. Walton, and J. P. Dickey. "Direct Player Observation Is Needed to Accurately Quantify Heading Frequency in Youth Soccer." Research in Sports Medicine 26, no. 2 (2018): 191-198.

MLA (9th ed.) Citation

Harriss, A., et al. "Direct Player Observation Is Needed to Accurately Quantify Heading Frequency in Youth Soccer." Research in Sports Medicine, vol. 26, no. 2, 2018, pp. 191-198.