APA aipamena

Fernández Díaz, A. (2003). John Hopkins: Devolution in Context. Regional, Federal and Devolved Government in the European Union. Tribunal de Cuentas.

MLA aipamena

Fernández Díaz, Andrés. John Hopkins: Devolution in Context. Regional, Federal and Devolved Government in the European Union. Tribunal de Cuentas, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.