APA (7th ed.) Citation

(1924). Cambrian geology and paleontology, IV: Index. [publisher not identified].

Chicago Style (17th ed.) Citation

Cambrian Geology and Paleontology, IV: Index. [Washington]: [publisher not identified], 1924.

MLA (9th ed.) Citation

Cambrian Geology and Paleontology, IV: Index. [publisher not identified], 1924.

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