Jennings, S. I. (1962). Party politics. Cambridge.
Chicago Style (17th ed.) ZitazioaJennings, Sir Ivor. Party Politics. London: Cambridge, 1962.
MLA (9th ed.) ZitazioaJennings, Sir Ivor. Party Politics. Cambridge, 1962.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.