Great Plains Agricultural Council & Symposium on the Rural Great Plains of the Future. (1987). The Rural Great Plains of the future: Symposium proceedings, November 3-5, 1987, Denver, Colorado. The Council.
Citace podle Chicago (17th ed.)Great Plains Agricultural Council a Symposium on the Rural Great Plains of the Future. The Rural Great Plains of the Future: Symposium Proceedings, November 3-5, 1987, Denver, Colorado. [S.l.]: The Council, 1987.
Citace podle MLA (8th ed.)Great Plains Agricultural Council a Symposium on the Rural Great Plains of the Future. The Rural Great Plains of the Future: Symposium Proceedings, November 3-5, 1987, Denver, Colorado. The Council, 1987.
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