Cita APA (7th ed.)

Pepper, I. L., Gerba, C. P., & Gentry, T. J. (2015). Environmental microbiology (Third edition.). Elsevier/AP.

Cita Chicago (17th ed.)

Pepper, Ian L., Charles P. Gerba, i Terry J. Gentry. Environmental Microbiology. Third edition. Amsterdam: Elsevier/AP, 2015.

Cita MLA (9th ed.)

Pepper, Ian L., et al. Environmental Microbiology. Third edition. Elsevier/AP, 2015.