Penetar, M. P. (1952). The social thought of the Catholic worker on the Negro. Catholic University of America Press.
Citace podle Chicago (17th ed.)Penetar, Michael P. The Social Thought of the Catholic Worker on the Negro. Washington: Catholic University of America Press, 1952.
Citace podle MLA (8th ed.)Penetar, Michael P. The Social Thought of the Catholic Worker on the Negro. Catholic University of America Press, 1952.
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