Cita APA (7th ed.)

Volk, W. A. (1992). Basic microbiology (7th ed.). Harper Collins.

Cita Chicago (17th ed.)

Volk, Wesley A. Basic Microbiology. 7th ed. New York: Harper Collins, 1992.

Cita MLA (9th ed.)

Volk, Wesley A. Basic Microbiology. 7th ed. Harper Collins, 1992.