Smithsonian Institution. (1965). Smithsonian year. Smithsonian Institution.
Cita Chicago Style (17a ed.)Smithsonian Institution. Smithsonian Year. Washington: Smithsonian Institution, 1965.
Cita MLA (9a ed.)Smithsonian Institution. Smithsonian Year. Smithsonian Institution, 1965.
Precaución: Estas citas no son 100% exactas.
