APA (7th ed.) Citation

United States. War Department. (1919). Index to numbered circulars (nos. 1 to 188), Oct., Nov., and Dec. 1918. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. War Department. Index to Numbered Circulars (nos. 1 to 188), Oct., Nov., and Dec. 1918. Washington: U.S. GPO, 1919.

MLA (9th ed.) Citation

United States. War Department. Index to Numbered Circulars (nos. 1 to 188), Oct., Nov., and Dec. 1918. U.S. GPO, 1919.

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