Kelly, C. (2006). Roman empire. OUP.
Chicago Style aipamenaKelly, Christopher. Roman Empire. Newdelhi: OUP, 2006.
MLA aipamenaKelly, Christopher. Roman Empire. OUP, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Kelly, C. (2006). Roman empire. OUP.
Chicago Style aipamenaKelly, Christopher. Roman Empire. Newdelhi: OUP, 2006.
MLA aipamenaKelly, Christopher. Roman Empire. OUP, 2006.