APA Edition Citation

Maier,, R. M., Pepper,, I. L., & Gerba,, C. P. (2009). Environmental microbiology (2.). Elsevier.

Chicago Edition Citation

Maier,, Raina M., Ian L. Pepper,, and Charles P. Gerba. Environmental Microbiology. 2. Amsterdam: Elsevier, 2009.

MLA Edition Citation

Maier,, Raina M., et al. Environmental Microbiology. 2. Elsevier, 2009.