APA aipamena

Guzmán León, A. (2016). Foreign policy and cooperation: From speech to action.

Chicago Style aipamena

Guzmán León, Alicia. Foreign Policy and Cooperation: From Speech to Action. 2016.

MLA aipamena

Guzmán León, Alicia. Foreign Policy and Cooperation: From Speech to Action. 2016.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.