Cita APA (7a ed.)

Sonntang, N. L. (1947). The censorship of special classes of books: : a history and a commentary. The Catholic University of America Press.

Cita Chicago Style (17a ed.)

Sonntang, Nathaniel L. The Censorship of Special Classes of Books: : A History and a Commentary. Washington: The Catholic University of America Press, 1947.

Cita MLA (9a ed.)

Sonntang, Nathaniel L. The Censorship of Special Classes of Books: : A History and a Commentary. The Catholic University of America Press, 1947.