APA (7th ed.) Citation

Ehrlich, R. (1964). Some ostracods from the Pennington formation of Alabama. [publisher not identified].

Chicago Style (17th ed.) Citation

Ehrlich, Robert. Some Ostracods from the Pennington Formation of Alabama. University, Ala.: [publisher not identified], 1964.

MLA (9th ed.) Citation

Ehrlich, Robert. Some Ostracods from the Pennington Formation of Alabama. [publisher not identified], 1964.