Dyfyniad APA

Pepper, I. L., & Gerba, C. P. (2005). Environmental microbiology: A laboratory manual (Second edition.). Elsevier Academic Press.

Dyfyniad Arddull Chicago

Pepper, Ian L., and Charles P. Gerba. Environmental Microbiology: A Laboratory Manual. Second edition. Amsterdam: Elsevier Academic Press, 2005.

Dyfyniad MLA

Pepper, Ian L., and Charles P. Gerba. Environmental Microbiology: A Laboratory Manual. Second edition. Elsevier Academic Press, 2005.

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