Cita APA (7th ed.)
Powers, A. (1959). Alexander's horses. Longmans, Green and co..
Cita Chicago (17th ed.)
Powers, Alfred. Alexander's Horses. New York: Longmans, Green and co., 1959.
Cita MLA (9th ed.)
Powers, Alfred. Alexander's Horses. Longmans, Green and co., 1959.
Atenció: Aquestes cites poden no estar 100% correctes.