Cooper, J., Ellison, J. A., & Walsh, M. M. (2003). Spit (Smokeless)-Tobacco Use by Baseball Players Entering the Professional Ranks. National Athletic Trainers' Association, Inc.
Citação norma ChicagoCooper, Jeff, James A. Ellison, and Margaret M. Walsh. Spit (Smokeless)-Tobacco Use By Baseball Players Entering the Professional Ranks. National Athletic Trainers' Association, Inc, 2003.
MLA CitationCooper, Jeff, James A. Ellison, and Margaret M. Walsh. Spit (Smokeless)-Tobacco Use By Baseball Players Entering the Professional Ranks. National Athletic Trainers' Association, Inc, 2003.
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