Style de citation APA

Hagen, W. W. (2012). German history in modern times: Four lives of the nation. Cambridge Univ. Press.

Style de citation Chicago

Hagen, William W. German History in Modern Times: Four Lives of the Nation. Cambridge [u.a.]: Cambridge Univ. Press, 2012.

Style de citation MLA

Hagen, William W. German History in Modern Times: Four Lives of the Nation. Cambridge Univ. Press, 2012.