APA (7th ed.) Citation

Alexander, M. (1977). Introduction to soil microbiology. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Alexander, Martin. Introduction to Soil Microbiology. New York: John Wiley & Sons, 1977.

MLA (9th ed.) Citation

Alexander, Martin. Introduction to Soil Microbiology. John Wiley & Sons, 1977.