Cita APA

Paul, E., & Clark, F. (1996). Soil microbiology and biochemistry (2nd ed.). Academic Press.

Citación estilo Chicago

Paul, E.A, and F.E Clark. Soil Microbiology and Biochemistry. 2nd ed. London: Academic Press, 1996.

Cita MLA

Paul, E.A, and F.E Clark. Soil Microbiology and Biochemistry. 2nd ed. Academic Press, 1996.