Landecker, M. (1968). The President and public opinion: Leadership in foreign affairs. Public Affairs Press.
Cita Chicago (17th ed.)Landecker, Manfred. The President and Public Opinion: Leadership in Foreign Affairs. Washington: Public Affairs Press, 1968.
Cita MLA (9th ed.)Landecker, Manfred. The President and Public Opinion: Leadership in Foreign Affairs. Public Affairs Press, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.