Pough, R. H. (1949). Audubon land bird guide small land birds of Eastern and Central North America from Southern Texas to Central Greenland. Doubleday.
Style de citation Chicago (17e éd.)Pough, Richard H. Audubon Land Bird Guide Small Land Birds of Eastern and Central North America from Southern Texas to Central Greenland. New York: Doubleday, 1949.
Style de citation MLA (9e éd.)Pough, Richard H. Audubon Land Bird Guide Small Land Birds of Eastern and Central North America from Southern Texas to Central Greenland. Doubleday, 1949.
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