(1973). The modern presidency. Random House.
Cita Chicago (17th ed.)The Modern Presidency. New York: Random House, 1973.
Cita MLA (9th ed.)The Modern Presidency. Random House, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.
(1973). The modern presidency. Random House.
Cita Chicago (17th ed.)The Modern Presidency. New York: Random House, 1973.
Cita MLA (9th ed.)The Modern Presidency. Random House, 1973.