T C Sheng. (1990). FAO conservation guide N.13.6: Watershed management field manual: watershed survey and planning. Rome: FAO.
Style de citation ChicagoT C Sheng. FAO Conservation Guide N.13.6: Watershed Management Field Manual: Watershed Survey and Planning. Rome: FAO, 1990.
Style de citation MLAT C Sheng. FAO Conservation Guide N.13.6: Watershed Management Field Manual: Watershed Survey and Planning. Rome: FAO, 1990.
Attention : ces citations peuvent ne pas être correctes à 100%.