Duncan, C. A. M. (1996). The centrality of agriculture: Between humankind and the rest of nature. McGill-Queen's University Press.
Lua i Stíl Chicago (17ú heag.)Duncan, Colin A. M. The Centrality of Agriculture: Between Humankind and the Rest of Nature. Montreal ; Buffalo: McGill-Queen's University Press, 1996.
Lua MLA (9ú heag.)Duncan, Colin A. M. The Centrality of Agriculture: Between Humankind and the Rest of Nature. McGill-Queen's University Press, 1996.
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