Friis, R. H., & Sellers, T. A. (2009). Epidemiology for public health practice (4th ed.). Jones and Bartlett Publishers.
Chicago Style (17. basım) AtıfFriis, Robert H., ve Thomas A. Sellers. Epidemiology for Public Health Practice. 4th ed. Sudbury, Mass.: Jones and Bartlett Publishers, 2009.
MLA (8th ed.) AtıfFriis, Robert H., ve Thomas A. Sellers. Epidemiology for Public Health Practice. 4th ed. Jones and Bartlett Publishers, 2009.
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