Lethen, H. (2002). Cool conduct: The culture of distance in Weimar Germany. University of California Press.
Cita Chicago (17th ed.)Lethen, Helmut. Cool Conduct: The Culture of Distance in Weimar Germany. Berkeley: University of California Press, 2002.
Cita MLA (9th ed.)Lethen, Helmut. Cool Conduct: The Culture of Distance in Weimar Germany. University of California Press, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.