APA (7th ed.) Citation

U.S. Coast and Geodetic Survey & Adams, O. S. (1930). Triangulation in Colorado (1927 datum). U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

U.S. Coast and Geodetic Survey and Oscar S. Adams. Triangulation in Colorado (1927 Datum). [Washington?]: U.S. Government Printing Office, 1930.

MLA (9th ed.) Citation

U.S. Coast and Geodetic Survey and Oscar S. Adams. Triangulation in Colorado (1927 Datum). U.S. Government Printing Office, 1930.