HALSALL FRED. (2008). MULTIMEDIA COMMUNICATIONS. PEARSON PUBLICATION.
Cita Chicago (17th ed.)HALSALL FRED. MULTIMEDIA COMMUNICATIONS. NEW DELHI: PEARSON PUBLICATION, 2008.
Cita MLA (9th ed.)HALSALL FRED. MULTIMEDIA COMMUNICATIONS. PEARSON PUBLICATION, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.