Forster, E. M. (1991). Howards End. London: David Campbell.
Chicago Style aipamenaForster, E. M. Howards End. London: David Campbell, 1991.
MLA aipamenaForster, E. M. Howards End. London: David Campbell, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.