APA (7th ed.) Citation

Bradbury, J. C. (1959). Barite in the southern Illinois fluorspar district. Illinois State Geological Survey.

Chicago Style (17th ed.) Citation

Bradbury, James C. Barite in the Southern Illinois Fluorspar District. Urbana: Illinois State Geological Survey, 1959.

MLA (9th ed.) Citation

Bradbury, James C. Barite in the Southern Illinois Fluorspar District. Illinois State Geological Survey, 1959.

Warning: These citations may not always be 100% accurate.