Cita APA (7th ed.)
Bell, P. M. H. (2011). Twelve turning points of the Second World War. Yale University Press.
Cita Chicago (17th ed.)
Bell, P. M. H. Twelve Turning Points of the Second World War. New Haven: Yale University Press, 2011.
Cita MLA (9th ed.)
Bell, P. M. H. Twelve Turning Points of the Second World War. Yale University Press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.