Cita APA (7a ed.)
Gehl, J. (1963). Austria, Germany, and the Anschluss 1931-1938. Foreword. Oxford University Press.
Cita Chicago Style (17a ed.)
Gehl, Jrgen. Austria, Germany, and the Anschluss 1931-1938. Foreword. London: Oxford University Press, 1963.
Cita MLA (9a ed.)
Gehl, Jrgen. Austria, Germany, and the Anschluss 1931-1938. Foreword. Oxford University Press, 1963.
Precaución: Estas citas no son 100% exactas.