Cita APA (7a ed.)
ebrary, Inc, & Buol, S. W. (2011). Soil genesis and classification (6th ed.). Wiley-Blackwell.
Cita Chicago Style (17a ed.)
ebrary, Inc, y S. W. Buol. Soil Genesis and Classification. 6th ed. Chichester, West Sussex ; Ames, Iowa: Wiley-Blackwell, 2011.
Cita MLA (9a ed.)
ebrary, Inc, y S. W. Buol. Soil Genesis and Classification. 6th ed. Wiley-Blackwell, 2011.
Precaución: Estas citas no son 100% exactas.