United States. Bureau of Biological Survey & Nelson, E. W. (1926). Our migratory wild fowl and present conditions affecting their abundance. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Biological Survey and Edward William Nelson. Our Migratory Wild Fowl and Present Conditions Affecting Their Abundance. Washington: [publisher not identified], 1926.
MLA (9th ed.) CitationUnited States. Bureau of Biological Survey and Edward William Nelson. Our Migratory Wild Fowl and Present Conditions Affecting Their Abundance. [publisher not identified], 1926.
Warning: These citations may not always be 100% accurate.