Cita APA

Buol, S. W. (2011). Soil genesis and classification (6. ed.). Iowa: Wiley-Blackwell.

Citación estilo Chicago

Buol, S. W. Soil Genesis and Classification. 6. ed. Iowa: Wiley-Blackwell, 2011.

Cita MLA

Buol, S. W. Soil Genesis and Classification. 6. ed. Iowa: Wiley-Blackwell, 2011.