Cita APA (7a ed.)

Widgrén, M. (2003). Power in the design of constitutional rules. Grupo de Economía Europea = European Economy Group.

Cita Chicago Style (17a ed.)

Widgrén, Mika. Power in the Design of Constitutional Rules. Madrid: Grupo de Economía Europea = European Economy Group, 2003.

Cita MLA (9a ed.)

Widgrén, Mika. Power in the Design of Constitutional Rules. Grupo de Economía Europea = European Economy Group, 2003.