Lincoln, F. C. (1950). Migration of birds. Fish and Wildlife Service United States Department of the Interior.
Citace podle Chicago (17th ed.)Lincoln, Frederick C. Migration of Birds. Washington, D.C, USA: Fish and Wildlife Service United States Department of the Interior, 1950.
Citace podle MLA (9th ed.)Lincoln, Frederick C. Migration of Birds. Fish and Wildlife Service United States Department of the Interior, 1950.
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