Employment Act (WDEA)," 57 Mont. L. Rev. 375, 376 (1996). Clyde Summers(英语:Clyde Summers), Employment At Will in the United States: The Divine Right of
"Hesperides," English Literary Renaissance, 6 (Winter 1976): 77–91 Claude J. Summers, "Herrick's Political Counter-plots," SEL: Studies in English Literature