Perry, C. (1986). Old english villages. Weidenfeld and Nicolson.
Chicago Style (17th ed.) ZitazioaPerry, Clay. Old English Villages. London: Weidenfeld and Nicolson, 1986.
MLA (9th ed.) ZitazioaPerry, Clay. Old English Villages. Weidenfeld and Nicolson, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.