Smithsonian Institution. (1961). Brief guide to the Smithsonian Institution: National Museum, National Collection of fine Arts, National Air Museum, Freer Gallery, National Zoological Park. National Publishing Co.
Chicago-Zitierstil (17. Ausg.)Smithsonian Institution. Brief Guide to the Smithsonian Institution: National Museum, National Collection of Fine Arts, National Air Museum, Freer Gallery, National Zoological Park. Washington: National Publishing Co, 1961.
MLA-Zitierstil (9. Ausg.)Smithsonian Institution. Brief Guide to the Smithsonian Institution: National Museum, National Collection of Fine Arts, National Air Museum, Freer Gallery, National Zoological Park. National Publishing Co, 1961.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.