APA (7th ed.) Citation

Ohio Department of Industrial Relations. (2006). Mining Laws of Ohio, 1921. Project Gutenberg.

Chicago Style (17th ed.) Citation

Ohio Department of Industrial Relations. Mining Laws of Ohio, 1921. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Ohio Department of Industrial Relations. Mining Laws of Ohio, 1921. Project Gutenberg, 2006.

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