O'Brien, J. A. The struggle for social justice: Removing the breeding grounds of communism. Paulist Press.
Lua i Stíl Chicago (17ú heag.)O'Brien, John A. The Struggle for Social Justice: Removing the Breeding Grounds of Communism. New York: Paulist Press.
Lua MLA (8ú heag.)O'Brien, John A. The Struggle for Social Justice: Removing the Breeding Grounds of Communism. Paulist Press.
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