Miller, Harold L. (1984). "The American bureau of industrial research and the origins of the "Wisconsin school"; of labor history". Labor History. 25 (2): 165–188. doi:10.1080/00236568408584749. ISSN0023-656X.
Miller, Harold L. (1984). "The American bureau of industrial research and the origins of the "Wisconsin school"; of labor history". Labor History. 25 (2): 165–188. doi:10.1080/00236568408584749. ISSN0023-656X.