APA (7th ed.) Citation

(1918). Topographic instructions of the United States Geological Survey (Ed. of 1918.).

Chicago Style (17th ed.) Citation

Topographic Instructions of the United States Geological Survey. Ed. of 1918. Washington, DC, 1918.

MLA (9th ed.) Citation

Topographic Instructions of the United States Geological Survey. Ed. of 1918. 1918.

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