United States. Bureau of Mines. (1930). Nomographs for calculating 2nd derivatives of force of gravity potential obtained by observations made with torsion balance at 5 azimuths. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Mines. Nomographs for Calculating 2nd Derivatives of Force of Gravity Potential Obtained by Observations Made with Torsion Balance at 5 Azimuths. [Washington]: [publisher not identified], 1930.
MLA (9th ed.) CitationUnited States. Bureau of Mines. Nomographs for Calculating 2nd Derivatives of Force of Gravity Potential Obtained by Observations Made with Torsion Balance at 5 Azimuths. [publisher not identified], 1930.
Warning: These citations may not always be 100% accurate.