APA

Catholic Church, . (1939). Five great encyclicals: labor, education, marriage, reconstructing the social order, atheistic communism with discussion club outlines by Rev. Gerald C. Treacy, S.J. New York: The Paulist Press.

Chicago

Catholic Church, . 1939. Five great encyclicals: labor, education, marriage, reconstructing the social order, atheistic communism with discussion club outlines by Rev. Gerald C. Treacy, S.J. New York: The Paulist Press.

Harvard

Catholic Church, . (1939). Five great encyclicals: labor, education, marriage, reconstructing the social order, atheistic communism with discussion club outlines by Rev. Gerald C. Treacy, S.J. New York: The Paulist Press.

MLA

Catholic Church, . Five great encyclicals: labor, education, marriage, reconstructing the social order, atheistic communism with discussion club outlines by Rev. Gerald C. Treacy, S.J. New York: The Paulist Press. 1939.