Bibliografía (6 obras)
Check-list of North American birds
1961
Fifty years' progress of American ornithology, 1883-1933
1933
Code of nomenclature
1908
1889
The code of nomenclature and check-list of North American birds adopted by the American Ornithologists' Union; being the report of the Committee of the Union on Classification and Nomenclature
1886
The code of nomenclature and check-list of North American birds
