APA (7th ed.) Citation

(1921). Subdistrict and local office files. [publisher not identified].

Chicago Style (17th ed.) Citation

Subdistrict and Local Office Files. [Washington]: [publisher not identified], 1921.

MLA (9th ed.) Citation

Subdistrict and Local Office Files. [publisher not identified], 1921.

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