Cita APA

(1990). An outline of America government. New York, USA: United States Information Agency.

Chicago Style Citation

An Outline of America Government. New York, USA: United States Information Agency, 1990.

Cita MLA

An Outline of America Government. New York, USA: United States Information Agency, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.