Cita APA (7a ed.)
(1943). The Danube basin and the german economic sphere. Columbia University Press.
Cita Chicago Style (17a ed.)
The Danube Basin and the German Economic Sphere. New York: Columbia University Press, 1943.
Cita MLA (9a ed.)
The Danube Basin and the German Economic Sphere. Columbia University Press, 1943.
Precaución: Estas citas no son 100% exactas.