HAIG MATT. (2000). E-PR: ESSENTIAL GUIDE TO PUBLIC RELATIONS ON THE INTERNET. KOGAN PAGE.
Cita Chicago (17th ed.)HAIG MATT. E-PR: ESSENTIAL GUIDE TO PUBLIC RELATIONS ON THE INTERNET. LONDON: KOGAN PAGE, 2000.
Cita MLA (9th ed.)HAIG MATT. E-PR: ESSENTIAL GUIDE TO PUBLIC RELATIONS ON THE INTERNET. KOGAN PAGE, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.