APA (7th ed.) Citation

Smithsonian Institution. (1912). Cambrian geology and paleontology, II: No. 10, group terms for lower and upper Cambrian series of formations. [publisher not identified].

Chicago Style (17th ed.) Citation

Smithsonian Institution. Cambrian Geology and Paleontology, II: No. 10, Group Terms for Lower and Upper Cambrian Series of Formations. [Washington]: [publisher not identified], 1912.

MLA (9th ed.) Citation

Smithsonian Institution. Cambrian Geology and Paleontology, II: No. 10, Group Terms for Lower and Upper Cambrian Series of Formations. [publisher not identified], 1912.