APA Citatie

(1980). Agronomic - economic research on soils of the tropics. 1978-1979 Report. USA: U.S.Agency for International Development.

Chicago Style citaat

Agronomic - Economic Research On Soils of the Tropics. 1978-1979 Report. USA: U.S.Agency for International Development, 1980.

MLA citatie

Agronomic - Economic Research On Soils of the Tropics. 1978-1979 Report. USA: U.S.Agency for International Development, 1980.

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