Katz, D. L., & Jekel, J. F. (2014). Jekel's epidemiology, biostatistics, preventive medicine, and public health (4th ed.). Saunders.
Chicago Style (17th ed.) CitationKatz, David L., and James F. Jekel. Jekel's Epidemiology, Biostatistics, Preventive Medicine, and Public Health. 4th ed. Philadelphia, Pa. ; London: Saunders, 2014.
MLA (8th ed.) CitationKatz, David L., and James F. Jekel. Jekel's Epidemiology, Biostatistics, Preventive Medicine, and Public Health. 4th ed. Saunders, 2014.
Warning: These citations may not always be 100% accurate.