Katz, D. L., & Jekel, J. F. (2014). Jekel's epidemiology, biostatistics, preventive medicine and public health (4th edition.). Saunders.
Chicago Style (17th ed.) CitationKatz, David L., and James F. Jekel. Jekel's Epidemiology, Biostatistics, Preventive Medicine and Public Health. 4th edition. Philadelphia, Pa. ; London: Saunders, 2014.
MLA (9th ed.) CitationKatz, David L., and James F. Jekel. Jekel's Epidemiology, Biostatistics, Preventive Medicine and Public Health. 4th edition. Saunders, 2014.
Warning: These citations may not always be 100% accurate.