APA aipamena

FAO. (1991). FAO statistical development series N.2e: Supplement for Africa programme for the 1990 world census of agriculture. Rome: FAO.

Chicago Style aipamena

FAO. FAO Statistical Development Series N.2e: Supplement for Africa Programme for the 1990 World Census of Agriculture. Rome: FAO, 1991.

MLA aipamena

FAO. FAO Statistical Development Series N.2e: Supplement for Africa Programme for the 1990 World Census of Agriculture. Rome: FAO, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.