APA
O'Connor D. A. C., . (1956). Catholic social doctrine. Westminster: The Newman Press.
Chicago
O'Connor Daniel A C.S.V, . 1956. Catholic social doctrine. Westminster: The Newman Press.
Harvard
O'Connor D. A. C., . (1956). Catholic social doctrine. Westminster: The Newman Press.
MLA
O'Connor Daniel A C.S.V, . Catholic social doctrine. Westminster: The Newman Press. 1956.
