Cita APA (7th ed.)

Pepper, I. L. (2005). Environmental microbiology (2nd ed.). Elsevier Inc.

Cita Chicago (17th ed.)

Pepper, Ian L. Environmental Microbiology. 2nd ed. Burlington, MA: Elsevier Inc, 2005.

Cita MLA (9th ed.)

Pepper, Ian L. Environmental Microbiology. 2nd ed. Elsevier Inc, 2005.