APA aipamena

(1979). Land and water development (selected literature 1978). The Netherland: ILRI.

Chicago Style aipamena

Land and Water Development (selected Literature 1978). The Netherland: ILRI, 1979.

MLA aipamena

Land and Water Development (selected Literature 1978). The Netherland: ILRI, 1979.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.