Roberts, R. A. J. (2005). Insurance of crops in developing countries. Rome: Food and Agirculture Organization of the United Nations.
Chicago-стиль цитированияRoberts, R. A. J. Insurance of Crops in Developing Countries. Rome: Food and Agirculture Organization of the United Nations, 2005.
MLA-цитированиеRoberts, R. A. J. Insurance of Crops in Developing Countries. Rome: Food and Agirculture Organization of the United Nations, 2005.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.