APA (7th ed.) Citation

Ellis, B. F. (1968). Cataloque of index smaller Foraminifera. The American Museum of Natural History.

Chicago Style (17th ed.) Citation

Ellis, B. F.. Cataloque of Index Smaller Foraminifera. New York: The American Museum of Natural History, 1968.

MLA (8th ed.) Citation

Ellis, B. F.. Cataloque of Index Smaller Foraminifera. The American Museum of Natural History, 1968.

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