Edwards,G E. (1985). GDR Society and Social Institutions. Macmillan.
Chicago Style aipamenaEdwards,G E. GDR Society and Social Institutions. London: Macmillan, 1985.
MLA aipamenaEdwards,G E. GDR Society and Social Institutions. Macmillan, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.