Lua APA (7ú heag.)
ebrary, Inc, & Filson, G. C. (2004). Intensive agriculture and sustainability: A farming systems analysis. UBC Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Glen C. Filson. Intensive Agriculture and Sustainability: A Farming Systems Analysis. Vancouver: UBC Press, 2004.
Lua MLA (9ú heag.)
ebrary, Inc, agus Glen C. Filson. Intensive Agriculture and Sustainability: A Farming Systems Analysis. UBC Press, 2004.
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