Extent: | vi, 69 p ill 22 x 28 cm |
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Series: | Bulletin / United States Department of Labor, Bureau of Labor Statistics. - Washington, DC : US Gov. Print. Off., ISSN 0082-9021, ZDB-ID 438416-7. - Vol. 2072 |
Type of publication: | Book / Working Paper |
Language: | English |
Notes: | Prepared by R. N. Zeisel with the assistance of M. Dymmel and G. E. Falwell Updates the Bureau's Technological change and productivity in the bituminous coal industry, 1920-60 Bibliography: p. 69 |
Source: | ECONIS - Online Catalogue of the ZBW |
Persistent link: https://www.econbiz.de/10001420275