APA (7th ed.) Citation

Paul, E. A., & Clark, F. E. (1988). Soil microbiology and biochemistry. Academic Press.

Chicago Style (17th ed.) Citation

Paul, Eldor Alvin, and F. E. Clark. Soil Microbiology and Biochemistry. San Diego: Academic Press, 1988.

MLA (9th ed.) Citation

Paul, Eldor Alvin, and F. E. Clark. Soil Microbiology and Biochemistry. Academic Press, 1988.