APA (7th ed.) Citation

Cohee, G. V. (1950). Coal resources of Michigan. United States Dept. of the Interior Geological Survey.

Chicago Style (17th ed.) Citation

Cohee, George V. Coal Resources of Michigan. Washington: United States Dept. of the Interior Geological Survey, 1950.

MLA (8th ed.) Citation

Cohee, George V. Coal Resources of Michigan. United States Dept. of the Interior Geological Survey, 1950.

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