Style de citation APA (7e éd.)

International Progress Organization & Köchler, H. (1987). The crisis of representative democracy. Lang.

Style de citation Chicago (17e éd.)

International Progress Organization et Hans Köchler. The Crisis of Representative Democracy. Frankfurt am Main [u.a.]: Lang, 1987.

Style de citation MLA (8e éd.)

International Progress Organization et Hans Köchler. The Crisis of Representative Democracy. Lang, 1987.