APA (7th ed.) Zitazioa
Carpenter, E. (1985). Towards democracy ([complete edition in four parts.). GMP.
Chicago Style (17th ed.) Zitazioa
Carpenter, Edward. Towards Democracy. [complete edition in four parts. London: GMP, 1985.
MLA (9th ed.) Zitazioa
Carpenter, Edward. Towards Democracy. [complete edition in four parts. GMP, 1985.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.