APA-referens (7:e uppl.)

Harley, J. P., Harley, J. P., & Klein, D. A. (2005). Microbiology (6th ed.). McGraw-Hill Higher Education.

Chicago-referens (17:e uppl.)

Harley, Jong P., John P. Harley, och Donald A. Klein. Microbiology. 6th ed. New York: McGraw-Hill Higher Education, 2005.

MLA-referens (8:e uppl.)

Harley, Jong P., et al. Microbiology. 6th ed. McGraw-Hill Higher Education, 2005.