Cita APA (7th ed.)
Gruening, E. H. (1928). Mexico and its heritage. The Century co..
Cita Chicago (17th ed.)
Gruening, Ernest Henry. Mexico and Its Heritage. New York and London: The Century co., 1928.
Cita MLA (9th ed.)
Gruening, Ernest Henry. Mexico and Its Heritage. The Century co., 1928.
Atenció: Aquestes cites poden no estar 100% correctes.