Cita APA (7th ed.)

Riemer, N. (1952). Problems of American government. McGraw-Hill.

Cita Chicago (17th ed.)

Riemer, Neal. Problems of American Government. New York: McGraw-Hill, 1952.

Cita MLA (9th ed.)

Riemer, Neal. Problems of American Government. McGraw-Hill, 1952.

Atenció: Aquestes cites poden no estar 100% correctes.