International Association of Machinists, Kelley, W. J., Muelder, W. G., & Goldstein, I. (1955). "Right-to-work" laws: Three moral studies. International Association of Machinists.
Chicago-referens (17:e uppl.)International Association of Machinists, William J. Kelley, Walter George Muelder, och Israel Goldstein. "Right-to-work" Laws: Three Moral Studies. Washington, D.C.: International Association of Machinists, 1955.
MLA-referens (8:e uppl.)International Association of Machinists, et al. "Right-to-work" Laws: Three Moral Studies. International Association of Machinists, 1955.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.