APA-referens (7:e uppl.)

Semple, H. C. (1918). The case of socialism v. the Catholic Church and the United States. Paulist Press.

Chicago-referens (17:e uppl.)

Semple, Henry Churchill. The Case of Socialism V. the Catholic Church and the United States. New York: Paulist Press, 1918.

MLA-referens (8:e uppl.)

Semple, Henry Churchill. The Case of Socialism V. the Catholic Church and the United States. Paulist Press, 1918.