Fisher, W. E., & Bezanson, A. (1932). Wage rates and working time in the bituminous coal industry, 1912-1922: With a summary of rates for separate occupations in each coal district in the United States. University of Pennsylvania press.
Chicago Style (17th ed.) CitationFisher, Waldo Emanuel, and Anne Bezanson. Wage Rates and Working Time in the Bituminous Coal Industry, 1912-1922: With a Summary of Rates for Separate Occupations in Each Coal District in the United States. Philadelphia: University of Pennsylvania press, 1932.
MLA (9th ed.) CitationFisher, Waldo Emanuel, and Anne Bezanson. Wage Rates and Working Time in the Bituminous Coal Industry, 1912-1922: With a Summary of Rates for Separate Occupations in Each Coal District in the United States. University of Pennsylvania press, 1932.