Paul, E. A. (2007). Soil microbiology, ecology, and biochemistry (3rd ed.). Academic Press.
Čikaški stil citiranja (17. izdanje)Paul, Eldor Alvin. Soil Microbiology, Ecology, and Biochemistry. 3rd ed. Boston: Academic Press, 2007.
MLA način citiranja (9. izdanje)Paul, Eldor Alvin. Soil Microbiology, Ecology, and Biochemistry. 3rd ed. Academic Press, 2007.
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