APA (7th ed.) Citation

Eilers, K. B. (1939). A history of Mason County, Texas. [publisher not identified].

Chicago Style (17th ed.) Citation

Eilers, Kathryn Burford. A History of Mason County, Texas. [Place of publication not identified]: [publisher not identified], 1939.

MLA (9th ed.) Citation

Eilers, Kathryn Burford. A History of Mason County, Texas. [publisher not identified], 1939.