Ismail, A. (2002). Front office operations and management. Thomson-Delmar.
Chicago Style aipamenaIsmail, Ahmed. Front Office Operations and Management. Thomson-Delmar, 2002.
MLA aipamenaIsmail, Ahmed. Front Office Operations and Management. Thomson-Delmar, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.