APA (7th ed.) Citation

Geological Survey (U.S.). (1984). Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska. U.S. Geological Survey.

Chicago Style (17th ed.) Citation

Geological Survey (U.S.). Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska. [Reston, Va.?]: U.S. Geological Survey, 1984.

MLA (8th ed.) Citation

Geological Survey (U.S.). Preliminary Geomagnetic Data, College Observatory, Fairbanks, Alaska. U.S. Geological Survey, 1984.