Clark, C., & Haswell, M. R. (1966). The economics of subsistence agriculture (2d ed.). Macmillan.
Chicago Style (17th ed.) CitationClark, Colin, and Margaret Rosary Haswell. The Economics of Subsistence Agriculture. 2d ed. London: Macmillan, 1966.
MLA citiranjeClark, Colin, and Margaret Rosary Haswell. The Economics of Subsistence Agriculture. 2d ed. Macmillan, 1966.
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