APA (7th ed.) Citation

U.S. Coast and Geodetic Survey & Marmer, H. A. (1930). Chart datums. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

U.S. Coast and Geodetic Survey and H. A. Marmer. Chart Datums. [Washington?]: U.S. Government Printing Office, 1930.

MLA (9th ed.) Citation

U.S. Coast and Geodetic Survey and H. A. Marmer. Chart Datums. U.S. Government Printing Office, 1930.