Dyfyniad APA

SANCHES, P. A. (1976). Properties and management of soil in the tropics. John Wiley And Sons.

Dyfyniad Arddull Chicago

SANCHES, Pedro A. Properties and Management of Soil in the Tropics. New York: John Wiley And Sons, 1976.

Dyfyniad MLA

SANCHES, Pedro A. Properties and Management of Soil in the Tropics. John Wiley And Sons, 1976.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.