Hersey, F. S. (1917). The Status of the Black-Throated Loon (Gavia arctica) as a North American Bird. Zenodo.
Chicago Style (17th ed.) CitationHersey, F Seymour. The Status of the Black-Throated Loon (Gavia Arctica) as a North American Bird. Zenodo, 1917.
MLA (9th ed.) CitationHersey, F Seymour. The Status of the Black-Throated Loon (Gavia Arctica) as a North American Bird. Zenodo, 1917.
Warning: These citations may not always be 100% accurate.