APA (7th ed.) Zitazioa
Hopwood, D. (1991). Egypt, politics and society, 1945-1990 (3rd ed.). HarperCollins Academic.
Chicago Style (17th ed.) Zitazioa
Hopwood, Derek. Egypt, Politics and Society, 1945-1990. 3rd ed. London ; New York, NY, USA: HarperCollins Academic, 1991.
MLA (9th ed.) Zitazioa
Hopwood, Derek. Egypt, Politics and Society, 1945-1990. 3rd ed. HarperCollins Academic, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.