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Census of manufactures / Industry series / Concrete, plaster, and cut stone products
(1990)
Development of the non-metallic minerals and the silicate industry in Tanzania
Kimambo, Rumisha H.,
The decline of U.S. labor unions : import competition and NLRB elections
Schaller, Zachary, (2023)
[Rezension von: Gould, William B., Japan's reshaping of American labor law]
Northrup, Herbert Roof, (1986)
Construction union programs to regain jobs : background and overview
Northrup, Herbert Roof, (1997)
The twelve-hour shift in the North American mini-steel industry
Northrup, Herbert Roof, (1991)