6
by Lane, Robert E.
4. print - Glencoe : Free Press, 1959
Book
9
by Weißeno, Georg
[Sonderausg.] - Bonn : Bundeszentrale für Politische Bildung, 2012
Book
16
by Mitchell, Bruce
2. ed., reprint - Harlow : Longman, 1991
Book
17
by Jones, Clara; Woolf, Virginia
Edinburgh : Edinburgh University Press, [2017]
Book