Cita APA (7th ed.)
Ullrich, C. (2021). Unlawful Content Online.
Cita Chicago (17th ed.)
Ullrich, Carsten. Unlawful Content Online. 2021.
Cita MLA (9th ed.)
Ullrich, Carsten. Unlawful Content Online. 2021.
Atenció: Aquestes cites poden no estar 100% correctes.