Cita APA (7th ed.)

Thornley, G. C. (1964). Power and progress. Longmans, Green.

Cita Chicago (17th ed.)

Thornley, Granville Calland. Power and Progress. London: Longmans, Green, 1964.

Cita MLA (8th ed.)

Thornley, Granville Calland. Power and Progress. Longmans, Green, 1964.

Atenció: Aquestes cites poden no estar 100% correctes.