Great Plains Agricultural Council. Forestry Committee. Meeting. (1983). Proceedings ... annual meeting. The Council.
Citazione stile Chigago Style (17a edizione)Great Plains Agricultural Council. Forestry Committee. Meeting. Proceedings ... Annual Meeting. [S.l.]: The Council, 1983.
Citatione MLA (8a ed.)Great Plains Agricultural Council. Forestry Committee. Meeting. Proceedings ... Annual Meeting. The Council, 1983.
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