Campbell, W. H. (1995). Geomagnetism applications. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationCampbell, Wallace H. Geomagnetism Applications. [Reston, Virginia]: U.S. Department of the Interior, U.S. Geological Survey, 1995.
MLA (9th ed.) CitationCampbell, Wallace H. Geomagnetism Applications. U.S. Department of the Interior, U.S. Geological Survey, 1995.
Warning: These citations may not always be 100% accurate.