Cita APA (7th ed.)
Merkl, P. H. (1967). Political continuity and change. Harper & Row.
Cita Chicago (17th ed.)
Merkl, Peter H. Political Continuity and Change. New York: Harper & Row, 1967.
Cita MLA (9th ed.)
Merkl, Peter H. Political Continuity and Change. Harper & Row, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.