APA (7th ed.) Citation

Brenckle, P. L. (1970). Smaller Mississippian and lower Pennsylvanian calcareous foraminifers from Nevada. [publisher not identified].

Chicago Style (17th ed.) Citation

Brenckle, Paul L. Smaller Mississippian and Lower Pennsylvanian Calcareous Foraminifers from Nevada. [Place of publication not identified]: [publisher not identified], 1970.

MLA (9th ed.) Citation

Brenckle, Paul L. Smaller Mississippian and Lower Pennsylvanian Calcareous Foraminifers from Nevada. [publisher not identified], 1970.