APA (7th ed.) Zitazioa

De MADARIAGA, S. (1967). Portrait of Europe (2nd ed.). University of Alabama Press.

Chicago Style (17th ed.) Zitazioa

De MADARIAGA, Salvador. Portrait of Europe. 2nd ed. Alabama: University of Alabama Press, 1967.

MLA (9th ed.) Zitazioa

De MADARIAGA, Salvador. Portrait of Europe. 2nd ed. University of Alabama Press, 1967.