APA (7th ed.) Citation

Geological Survey (U.S.). (2004). Potential-field geophysical software for the PC ([Rev.].). [publisher not identified].

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Potential-field Geophysical Software for the PC. [Rev.]. [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey: [publisher not identified], 2004.

MLA (9th ed.) Citation

Geological Survey (U.S.). Potential-field Geophysical Software for the PC. [Rev.]. [publisher not identified], 2004.