APA Citation
Ray, C. G., & Ryan, K. J. (2003). Sherris medical microbiology: An introduction to infectious diseases (4th ed.). New York: McGraw-Hill.
Chicago Style CitationRay, C. George, and Kenneth J. Ryan. Sherris Medical Microbiology: An Introduction to Infectious Diseases. 4th ed. New York: McGraw-Hill, 2003.
MLA CitationRay, C. George, and Kenneth J. Ryan. Sherris Medical Microbiology: An Introduction to Infectious Diseases. 4th ed. New York: McGraw-Hill, 2003.
Warning: These citations may not always be 100% accurate.