Gradidge, P., Coopoo, Y., & Constantinou, D. (2011). Prevalence of performance-enhancing substance use by Johannesburg male adolescents involved in competitive high school sports. Archives of Exercise in Health & Disease, 2(2), 114. https://doi.org/10.5628/aehd.v2i2.102
Chicago Style (17th ed.) CitationGradidge, Philippe, Yoga Coopoo, and Demitri Constantinou. "Prevalence of Performance-enhancing Substance Use by Johannesburg Male Adolescents Involved in Competitive High School Sports." Archives of Exercise in Health & Disease 2, no. 2 (2011): 114. https://doi.org/10.5628/aehd.v2i2.102.
MLA (9th ed.) CitationGradidge, Philippe, et al. "Prevalence of Performance-enhancing Substance Use by Johannesburg Male Adolescents Involved in Competitive High School Sports." Archives of Exercise in Health & Disease, vol. 2, no. 2, 2011, p. 114, https://doi.org/10.5628/aehd.v2i2.102.