FAO. (1989). FAO statistical development series N.3: Sampling methods for agricultural surveys. Rome: FAO.
Style de citation ChicagoFAO. FAO Statistical Development Series N.3: Sampling Methods for Agricultural Surveys. Rome: FAO, 1989.
Style de citation MLAFAO. FAO Statistical Development Series N.3: Sampling Methods for Agricultural Surveys. Rome: FAO, 1989.
Attention : ces citations peuvent ne pas être correctes à 100%.