//-->
Key qualitative and quantitative indicators : towards an integrated evaluation framework for government websites in Thailand
Boonchutima, Smith, (2014)
Evaluating public relations : a best practice guide to public relations planning, research and evaluation
Watson, Tom, (2007)
PR-Erfolgskontrolle durch Zeitreihenanalyse : eine Methode zur Bewertung von Public-Relations-Maßnahmen
Knobloch, Silvia, (1997)