Lua APA (7ú heag.)
Palmer-Ball, B. L. (1996). The Kentucky breeding bird atlas. The University Press of Kentucky.
Lua i Stíl Chicago (17ú heag.)
Palmer-Ball, Brainard L. The Kentucky Breeding Bird Atlas. Lexington, Kentucky: The University Press of Kentucky, 1996.
Lua MLA (9ú heag.)
Palmer-Ball, Brainard L. The Kentucky Breeding Bird Atlas. The University Press of Kentucky, 1996.
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