Committee on the Role of Alternative Farming Methods in Modern Production Agriculture, B. o. A. (1989). Alternative agriculture. Washington, D.C: National Academy Press.
Styl ChicagoCommittee on the Role of Alternative Farming Methods in Modern Production Agriculture, Board on Agriculture. Alternative Agriculture. Washington, D.C: National Academy Press, 1989.
Citace podle MLACommittee on the Role of Alternative Farming Methods in Modern Production Agriculture, Board on Agriculture. Alternative Agriculture. Washington, D.C: National Academy Press, 1989.
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