APA (7th ed.) Citation

United States. War Plans Division. (1917). Report on perception of subterranean sounds and plotting of subterranean work by sound. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. War Plans Division. Report on Perception of Subterranean Sounds and Plotting of Subterranean Work by Sound. Washington: U.S. GPO, 1917.

MLA (9th ed.) Citation

United States. War Plans Division. Report on Perception of Subterranean Sounds and Plotting of Subterranean Work by Sound. U.S. GPO, 1917.

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