Johnson David T. (1982). The business of farming: Guide to farm business management in the tropics. Macmillan.
Chicago-стиль цитированияJohnson David T. The Business of Farming: Guide to Farm Business Management in the Tropics. London: Macmillan, 1982.
MLA-цитированиеJohnson David T. The Business of Farming: Guide to Farm Business Management in the Tropics. Macmillan, 1982.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.