United States. Department of Agriculture. (1920). Directory of officials and organizations concerned with protection of birds and game. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Directory of Officials and Organizations Concerned with Protection of Birds and Game. [Washington]: [publisher not identified], 1920.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Directory of Officials and Organizations Concerned with Protection of Birds and Game. [publisher not identified], 1920.
Warning: These citations may not always be 100% accurate.