(2007). ARD/ZDF-Onlinestudie 2007: Themenheft. Media Perspektiven.
Cita Chicago (17th ed.)"ARD/ZDF-Onlinestudie 2007: Themenheft." Media Perspektiven 2007.
Cita MLA (8th ed.)"ARD/ZDF-Onlinestudie 2007: Themenheft." Media Perspektiven, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.