APA (7th ed.) Citation

United States. War Department. (1920). Routing mail to units or individuals serving in foreign countries; rescission of Circulars Nos. 76 and 91, War Department, 1920. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. War Department. Routing Mail to Units or Individuals Serving in Foreign Countries; Rescission of Circulars Nos. 76 and 91, War Department, 1920. Washington: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States. War Department. Routing Mail to Units or Individuals Serving in Foreign Countries; Rescission of Circulars Nos. 76 and 91, War Department, 1920. [publisher not identified], 1920.