APA (7th ed.) Citation

(1976). Official guide to the Smithsonian (Rev. ed.). CBS Publ.

Chicago Style (17th ed.) Citation

Official Guide to the Smithsonian. Rev. ed. Washington, DC: CBS Publ, 1976.

MLA (9th ed.) Citation

Official Guide to the Smithsonian. Rev. ed. CBS Publ, 1976.