APA (7th ed.) Zitazioa
Covell, C. (1986). The Redefinition of conservatism: Politics and doctrine. Macmillan.
Chicago Style (17th ed.) Zitazioa
Covell, Charles. The Redefinition of Conservatism: Politics and Doctrine. Basingstoke: Macmillan, 1986.
MLA (9th ed.) Zitazioa
Covell, Charles. The Redefinition of Conservatism: Politics and Doctrine. Macmillan, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.