Cita APA

Ryder, A. J. (1973). Twentieth-century Germany: From Bismarck to Brandt. Macmillan.

Citación estilo Chicago

Ryder, Arthur J. Twentieth-century Germany: From Bismarck to Brandt. London [u.a.]: Macmillan, 1973.

Cita MLA

Ryder, Arthur J. Twentieth-century Germany: From Bismarck to Brandt. Macmillan, 1973.