APA (7th ed.) Citation

Colton, H. S., & Hubert, V. (1950). San Francisco Mountain Volcanic Field. Museum of Northern Arizona.

Chicago Style (17th ed.) Citation

Colton, Harold Sellers, and V. Hubert. San Francisco Mountain Volcanic Field. [Flagstaff]: Museum of Northern Arizona, 1950.

MLA (9th ed.) Citation

Colton, Harold Sellers, and V. Hubert. San Francisco Mountain Volcanic Field. Museum of Northern Arizona, 1950.