Choi, P. (1989). Effects of unionism and work-related safety on productivity in the U.S. bituminous coal mining industry, 1898-1945.
Chicago Style (17th ed.) CitationChoi, Pae-Kun. Effects of Unionism and Work-related Safety on Productivity in the U.S. Bituminous Coal Mining Industry, 1898-1945. 1989.
MLA (9th ed.) CitationChoi, Pae-Kun. Effects of Unionism and Work-related Safety on Productivity in the U.S. Bituminous Coal Mining Industry, 1898-1945. 1989.
Warning: These citations may not always be 100% accurate.