Cita APA (7a ed.)

Knapp, B. J., & Weyman, D. (1979). Soil processes (1. publ.). Allen & Unwin.

Cita Chicago Style (17a ed.)

Knapp, Brian J., y Darrell Weyman. Soil Processes. 1. publ. London: Allen & Unwin, 1979.

Cita MLA (9a ed.)

Knapp, Brian J., y Darrell Weyman. Soil Processes. 1. publ. Allen & Unwin, 1979.