Jelassi, T. (2005). Strategies for e-business. London: Prentice Hall.
Chicago Style aipamenaJelassi, Tawfik. Strategies for E-business. London: Prentice Hall, 2005.
MLA aipamenaJelassi, Tawfik. Strategies for E-business. London: Prentice Hall, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.