APA (7th ed.) Citation

Tullis, E. L. (1952). Beryl resources of the Black Hills, South Dakota. U.S. Dept. of the Interior.

Chicago Style (17th ed.) Citation

Tullis, Edward L. Beryl Resources of the Black Hills, South Dakota. Washington, D.C.: U.S. Dept. of the Interior, 1952.

MLA (8th ed.) Citation

Tullis, Edward L. Beryl Resources of the Black Hills, South Dakota. U.S. Dept. of the Interior, 1952.