Osborne S. Susan. (2002). Essential Guide for Reading Groups. London, Bloomsbury, 2002.
Chicago Style aipamenaOsborne S. Susan. Essential Guide for Reading Groups. London, Bloomsbury, 2002, 2002.
MLA aipamenaOsborne S. Susan. Essential Guide for Reading Groups. London, Bloomsbury, 2002, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.