Smithsonian Institution. Office of the Secretary. (1912). Descriptions of new genera, species and subspecies of birds from Panama, Colombia, and Ecuador. [publisher not identified].
Chicago Style (17th ed.) CitationSmithsonian Institution. Office of the Secretary. Descriptions of New Genera, Species and Subspecies of Birds from Panama, Colombia, and Ecuador. Washington, D.C.: [publisher not identified], 1912.
MLA (9th ed.) CitationSmithsonian Institution. Office of the Secretary. Descriptions of New Genera, Species and Subspecies of Birds from Panama, Colombia, and Ecuador. [publisher not identified], 1912.
Warning: These citations may not always be 100% accurate.