APA (7th ed.) Citation

Smithsonian Institution. (1918). Explorations and field-work of Smithsonian Institution in 1917. [publisher not identified].

Chicago Style (17th ed.) Citation

Smithsonian Institution. Explorations and Field-work of Smithsonian Institution in 1917. [Washington]: [publisher not identified], 1918.

MLA (9th ed.) Citation

Smithsonian Institution. Explorations and Field-work of Smithsonian Institution in 1917. [publisher not identified], 1918.

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