Walsh, M., Ellison, J., Hilton, J., Chesney, M., & Ernster, V. (2000). Spit (smokeless) tobacco use by high school baseball athletes in California. BMJ Group.
Styl cytowania ChicagoWalsh, M., J. Ellison, J. Hilton, M. Chesney, i V. Ernster. Spit (smokeless) Tobacco Use By High School Baseball Athletes in California. BMJ Group, 2000.
Styl cytowania MLAWalsh, M., et al. Spit (smokeless) Tobacco Use By High School Baseball Athletes in California. BMJ Group, 2000.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..