Cita APA (7th ed.)
Martin, P. F. (1907). Mexico of the twentieth century. E. Arnold.
Cita Chicago (17th ed.)
Martin, Percy Falcke. Mexico of the Twentieth Century. London: E. Arnold, 1907.
Cita MLA (9th ed.)
Martin, Percy Falcke. Mexico of the Twentieth Century. E. Arnold, 1907.
Atenció: Aquestes cites poden no estar 100% correctes.