Cita APA (7a ed.)
Alexander, M. (1977). Introduction to soil microbiology (2d ed.). Wiley.
Cita Chicago Style (17a ed.)
Alexander, Martin. Introduction to Soil Microbiology. 2d ed. New York: Wiley, 1977.
Cita MLA (9a ed.)
Alexander, Martin. Introduction to Soil Microbiology. 2d ed. Wiley, 1977.
Precaución: Estas citas no son 100% exactas.