Gaya APA

O'Brien, D, J, &, S, T, A, , (. (1992). Catholic social thought: The documentary heritage. . Maryknoll: Maryknoll Orbis Books.

Gaya MLA

O'Brien, David, J., &, Shannon,, Thomas, A., , (ed.). "Catholic social thought: The documentary heritage. ". Maryknoll: Maryknoll Orbis Books, 1992. Buku.