(1979). Power its nature, its use, and its limits. G.K. Hall; Cambridge, Mass.: Schenkman.
Chicago-viite (17. p.)Power Its Nature, Its Use, and Its Limits. Boston: G.K. Hall; Cambridge, Mass.: Schenkman, 1979.
MLA-viite (9. p.)Power Its Nature, Its Use, and Its Limits. G.K. Hall; Cambridge, Mass.: Schenkman, 1979.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.