APA (7th ed.) Citation

Major, R. L. (1967). Mineral resources and mineral industries of the Springfield region, Illinois. Illinois State Geological Survey.

Chicago Style (17th ed.) Citation

Major, Robert L. Mineral Resources and Mineral Industries of the Springfield Region, Illinois. Urbana: Illinois State Geological Survey, 1967.

MLA (9th ed.) Citation

Major, Robert L. Mineral Resources and Mineral Industries of the Springfield Region, Illinois. Illinois State Geological Survey, 1967.

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