APA (7e ed.) Bronvermelding
Zick, T. (2009). Speech out of doors: Preserving First Amendment liberties in public places. Cambridge University Press.
Chicago (17e ed.) Bronvermelding
Zick, Timothy. Speech Out of Doors: Preserving First Amendment Liberties in Public Places. Cambridge ; New York: Cambridge University Press, 2009.
MLA (9e ed.) Bronvermelding
Zick, Timothy. Speech Out of Doors: Preserving First Amendment Liberties in Public Places. Cambridge University Press, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.