Barger, H., & Schurr, S. H. (1944). The mining industries, 1899-1939, a study of output, employment and productivity. National bureau of economic research.
Chicago Style (17th ed.) CitationBarger, Harold, and Sam H. Schurr. The Mining Industries, 1899-1939, a Study of Output, Employment and Productivity. New York: National bureau of economic research, 1944.
MLA (9th ed.) CitationBarger, Harold, and Sam H. Schurr. The Mining Industries, 1899-1939, a Study of Output, Employment and Productivity. National bureau of economic research, 1944.
Warning: These citations may not always be 100% accurate.