FAO. (1990). Farming systems development: Guidelines for the conduct of a training course in farming systems development. Rome: FAO.
Chicago-стиль цитированияFAO. Farming Systems Development: Guidelines for the Conduct of a Training Course in Farming Systems Development. Rome: FAO, 1990.
MLA-цитированиеFAO. Farming Systems Development: Guidelines for the Conduct of a Training Course in Farming Systems Development. Rome: FAO, 1990.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.