APA (7th ed.) Citation

Smithsonian Institution. Office of the Secretary & Dixon, H. N. (1918). Uganda mosses collected by R. Dummer and others. [publisher not identified].

Chicago Style (17th ed.) Citation

Smithsonian Institution. Office of the Secretary and H. N. Dixon. Uganda Mosses Collected by R. Dummer and Others. Washington, D.C.: [publisher not identified], 1918.

MLA (9th ed.) Citation

Smithsonian Institution. Office of the Secretary and H. N. Dixon. Uganda Mosses Collected by R. Dummer and Others. [publisher not identified], 1918.