APA (7th ed.) Citation

Smithsonian Institution. (1925). Cambrian geology and paleontology, V: No. 3, Cambrian and Ozarkian trilobites. [publisher not identified].

Chicago Style (17th ed.) Citation

Smithsonian Institution. Cambrian Geology and Paleontology, V: No. 3, Cambrian and Ozarkian Trilobites. [Washington]: [publisher not identified], 1925.

MLA (9th ed.) Citation

Smithsonian Institution. Cambrian Geology and Paleontology, V: No. 3, Cambrian and Ozarkian Trilobites. [publisher not identified], 1925.

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