Cita APA (7a ed.)

(1969). Solar-Geophysical data. U.S. Department of Commerce.

Cita Chicago Style (17a ed.)

Solar-Geophysical Data. Washington, D.C: U.S. Department of Commerce, 1969.

Cita MLA (9a ed.)

Solar-Geophysical Data. U.S. Department of Commerce, 1969.