American Ornithologists' Union, Cooper Ornithological Society, Wilson Ornithological Society, & Association of Field Ornithologists. Ornithological newsletter. American Ornithologists' Union.
Chicago Style (17th ed.) CitationAmerican Ornithologists' Union, Cooper Ornithological Society, Wilson Ornithological Society, and Association of Field Ornithologists. Ornithological Newsletter. Columbus, OH: American Ornithologists' Union.
MLA (9th ed.) CitationAmerican Ornithologists' Union, et al. Ornithological Newsletter. American Ornithologists' Union.
Warning: These citations may not always be 100% accurate.