Helberger, N. (2005). Controlling access to content: Regulating conditional access in digital broadcasting. Kluwer law international.
Chicago Edition CitationHelberger, Natali. Controlling Access to Content: Regulating Conditional Access in Digital Broadcasting. Netherlands: Kluwer law international, 2005.
ציטוט MLAHelberger, Natali. Controlling Access to Content: Regulating Conditional Access in Digital Broadcasting. Kluwer law international, 2005.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.