APA (7th ed.) Citation

United States. Bureau of Naturalization. (1925). Duties of district directors. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Naturalization. Duties of District Directors. Washington: [publisher not identified], 1925.

MLA (9th ed.) Citation

United States. Bureau of Naturalization. Duties of District Directors. [publisher not identified], 1925.

Warning: These citations may not always be 100% accurate.