Cita APA (7th ed.)

Cowan, M. K. (2012). Microbiology: A systems approach (3rd ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Cowan, M. Kelly. Microbiology: A Systems Approach. 3rd ed. New York, NY: McGraw-Hill, 2012.

Cita MLA (9th ed.)

Cowan, M. Kelly. Microbiology: A Systems Approach. 3rd ed. McGraw-Hill, 2012.