APA (7th ed.) Citation

Untermann, G. E., & Untermann, B. R. (1954). Geology of Dinosaur National Monument and vicinity, Utah-Colorado. [publisher not identified].

Chicago Style (17th ed.) Citation

Untermann, G. Ernest, and Billie Ruple Untermann. Geology of Dinosaur National Monument and Vicinity, Utah-Colorado. Salt Lake City: [publisher not identified], 1954.

MLA (9th ed.) Citation

Untermann, G. Ernest, and Billie Ruple Untermann. Geology of Dinosaur National Monument and Vicinity, Utah-Colorado. [publisher not identified], 1954.