Zick, T. (2009). Speech out of doors: Preserving First Amendment liberties in public places. Cambridge University Press. https://doi.org/10.1017/CBO9780511815690
Chicago-Zitierstil (17. Ausg.)Zick, Timothy. Speech Out of Doors: Preserving First Amendment Liberties in Public Places. Cambridge: Cambridge University Press, 2009. https://doi.org/10.1017/CBO9780511815690.
MLA-Zitierstil (9. Ausg.)Zick, Timothy. Speech Out of Doors: Preserving First Amendment Liberties in Public Places. Cambridge University Press, 2009. https://doi.org/10.1017/CBO9780511815690.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.