Cita APA (7a ed.)

Alldredge, L. R., & Hurwitz, L. (1963). Radial dipoles as the sources of the Earth's main magnetic field. Department of Commerce. Coast and Geodetic Survey.

Cita Chicago Style (17a ed.)

Alldredge, L. R., y Louis Hurwitz. Radial Dipoles as the Sources of the Earth's Main Magnetic Field. Washington: Department of Commerce. Coast and Geodetic Survey, 1963.

Cita MLA (9a ed.)

Alldredge, L. R., y Louis Hurwitz. Radial Dipoles as the Sources of the Earth's Main Magnetic Field. Department of Commerce. Coast and Geodetic Survey, 1963.