APA (7th ed.) Citation

Smithsonian Institution. (1965). Smithsonian year. Smithsonian Institution.

Chicago Style (17th ed.) Citation

Smithsonian Institution. Smithsonian Year. Washington: Smithsonian Institution, 1965.

MLA (9th ed.) Citation

Smithsonian Institution. Smithsonian Year. Smithsonian Institution, 1965.

Warning: These citations may not always be 100% accurate.