APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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

Let op: Deze citaties zijn niet altijd 100% accuraat.