Portier, W. L. (2013). Divided friends: Portraits of the Roman Catholic modernist crisis in the United States. Catholic University of America Press.
Chicago-Zitierstil (17. Ausg.)Portier, William L. Divided Friends: Portraits of the Roman Catholic Modernist Crisis in the United States. Washington, District of Columbia: Catholic University of America Press, 2013.
MLA-Zitierstil (9. Ausg.)Portier, William L. Divided Friends: Portraits of the Roman Catholic Modernist Crisis in the United States. Catholic University of America Press, 2013.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.