Cita APA (7th ed.)

Walker, S. (1998). Microbiology. W. B. Saunders Company.

Cita Chicago (17th ed.)

Walker, Stuart. Microbiology. Philadelphia: W. B. Saunders Company, 1998.

Cita MLA (9th ed.)

Walker, Stuart. Microbiology. W. B. Saunders Company, 1998.