FAO. (1996). FAO statistical development series N6: Conducting agricultural censuses and surveys. Rome: FAO.
Chicago Style aipamenaFAO. FAO Statistical Development Series N6: Conducting Agricultural Censuses and Surveys. Rome: FAO, 1996.
MLA aipamenaFAO. FAO Statistical Development Series N6: Conducting Agricultural Censuses and Surveys. Rome: FAO, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.