SANCHES, P. A. (1976). Properties and management of soil in the tropics. John Wiley And Sons.
Lua i Stíl Chicago (17ú heag.)SANCHES, Pedro A. Properties and Management of Soil in the Tropics. New York: John Wiley And Sons, 1976.
Lua MLA (9ú heag.)SANCHES, Pedro A. Properties and Management of Soil in the Tropics. John Wiley And Sons, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.