Styl cytowania APA

Röhl, J. C. G. (1973). From Bismarck to Hitler: The problem of continuity in German history. Longman.

Styl cytowania Chicago

Röhl, J. C. G. From Bismarck to Hitler: The Problem of Continuity in German History. London: Longman, 1973.

Styl cytowania MLA

Röhl, J. C. G. From Bismarck to Hitler: The Problem of Continuity in German History. Longman, 1973.