APA (7th ed.) Citation

Sirrine, G. K. (1956). Geology of the Springerville-St. Johns area, Apache County, Arizona. [publisher not identified].

Chicago Style (17th ed.) Citation

Sirrine, G. Keith. Geology of the Springerville-St. Johns Area, Apache County, Arizona. [Place of publication not identified]: [publisher not identified], 1956.

MLA (9th ed.) Citation

Sirrine, G. Keith. Geology of the Springerville-St. Johns Area, Apache County, Arizona. [publisher not identified], 1956.