Style de citation APA

Johnston, M. T. (1994). The European Council: Gatekeeper of the European Community. Westview Press.

Style de citation Chicago

Johnston, Mary T. The European Council: Gatekeeper of the European Community. Boulder, Colo. u.a: Westview Press, 1994.

Style de citation MLA

Johnston, Mary T. The European Council: Gatekeeper of the European Community. Westview Press, 1994.