Boyer, P. S. (2002). Purity in print: Book censorship in America from the Gilded Age to the Computer Age (2nd ed.). University of Wisconsin Press.
Chicago-Zitierstil (17. Ausg.)Boyer, Paul S. Purity in Print: Book Censorship in America from the Gilded Age to the Computer Age. 2nd ed. Madison, Wis: University of Wisconsin Press, 2002.
MLA-Zitierstil (9. Ausg.)Boyer, Paul S. Purity in Print: Book Censorship in America from the Gilded Age to the Computer Age. 2nd ed. University of Wisconsin Press, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.