International Union of Geodesy and Geophysics. General Assembly, National Research Council (U.S.), American Geophysical Union, National Academy of Sciences (U.S.), & Adams, L. H. (1963). United States national report 1960 - 1963: Thirteenth general assembly, International Union of Geodesy and Geophysics : Berkeley, California, August 19-31, 1963. American Geophysical Union.
Cita Chicago (17th ed.)International Union of Geodesy and Geophysics. General Assembly, National Research Council (U.S.), American Geophysical Union, National Academy of Sciences (U.S.), i Leason Heberling Adams. United States National Report 1960 - 1963: Thirteenth General Assembly, International Union of Geodesy and Geophysics : Berkeley, California, August 19-31, 1963. Washington, D.C.: American Geophysical Union, 1963.
Cita MLA (8th ed.)International Union of Geodesy and Geophysics. General Assembly, et al. United States National Report 1960 - 1963: Thirteenth General Assembly, International Union of Geodesy and Geophysics : Berkeley, California, August 19-31, 1963. American Geophysical Union, 1963.