Cita APA (7th ed.)

Pepper, I. L., Gerba, C. P., & Brusseau, M. L. (2006). Environmental & pollution science (2nd ed.). Elsevier/Academic Press.

Cita Chicago (17th ed.)

Pepper, Ian L., Charles P. Gerba, i Mark L. Brusseau. Environmental & Pollution Science. 2nd ed. Amsterdam: Elsevier/Academic Press, 2006.

Cita MLA (9th ed.)

Pepper, Ian L., et al. Environmental & Pollution Science. 2nd ed. Elsevier/Academic Press, 2006.