APA-viite

Hoffman, J. R., Ratamess, N. A., Kang, J., Falvo, M. J., & Faigenbaum, A. D. (2007). Effects of Protein Supplementation on Muscular Performance and Resting Hormonal Changes in College Football Players. Asist Group.

Chicago-tyylinen lähdeviittaus

Hoffman, Jay R., Nicholas A. Ratamess, Jie Kang, Michael J. Falvo, ja Avery D. Faigenbaum. Effects of Protein Supplementation On Muscular Performance and Resting Hormonal Changes in College Football Players. Asist Group, 2007.

MLA-viite

Hoffman, Jay R., et al. Effects of Protein Supplementation On Muscular Performance and Resting Hormonal Changes in College Football Players. Asist Group, 2007.

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