Cita APA (7th ed.)
Greenfield, R. (1965). Ethiopia: A new political history. Pall Mall Press.
Cita Chicago (17th ed.)
Greenfield, Richard. Ethiopia: A New Political History. London: Pall Mall Press, 1965.
Cita MLA (9th ed.)
Greenfield, Richard. Ethiopia: A New Political History. Pall Mall Press, 1965.
Atenció: Aquestes cites poden no estar 100% correctes.