Eastland, T. (1992). Energy in the executive: The case for the strong presidency. Free Press.
Chicago-referens (17:e uppl.)Eastland, Terry. Energy in the Executive: The Case for the Strong Presidency. New York: Free Press, 1992.
MLA-referens (9:e uppl.)Eastland, Terry. Energy in the Executive: The Case for the Strong Presidency. Free Press, 1992.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.