Seabury, P. (1965). Balance of power. Chandler Publishing Co.
Cita Chicago (17th ed.)Seabury, Paul. Balance of Power. San Francisco, California: Chandler Publishing Co, 1965.
Cita MLA (9th ed.)Seabury, Paul. Balance of Power. Chandler Publishing Co, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.