Não informado. (1946). Bulletin of the Oklahoma Agricultural Experiment Station. Oklahoma Agricultural and Mechanical College.
Citace podle Chicago (17th ed.)Não informado. Bulletin of the Oklahoma Agricultural Experiment Station. Stillwater, Okla: Oklahoma Agricultural and Mechanical College, 1946.
Citace podle MLA (8th ed.)Não informado. Bulletin of the Oklahoma Agricultural Experiment Station. Oklahoma Agricultural and Mechanical College, 1946.
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