APA (7e ed.) Bronvermelding

Paul, E. A. (2007). Soil microbiology, ecology, and biochemistry (3rd ed.). Academic Press.

Chicago (17e ed.) Bronvermelding

Paul, Eldor Alvin. Soil Microbiology, Ecology, and Biochemistry. 3rd ed. Amsterdam, Boston: Academic Press, 2007.

MLA (9e ed.) Bronvermelding

Paul, Eldor Alvin. Soil Microbiology, Ecology, and Biochemistry. 3rd ed. Academic Press, 2007.