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THESES AND DISSERTATIONS
Batdorf, Sylvia M. “The Work of the Social Action Department of the National Catholic Welfare Conference in All Phases of Industrial Relations.” Masters thesis, The Catholic University of America, 1933.
Cerny, Karl Hubert. Monsignor John A. Ryan and the Social Action Department: An Analysis of a Leading School of American Catholic Social Thought. PhD diss. Yale University, 1955.
Prickett, Robert James. Communists and Communist Issue in the American labor Movement, 1920-1950. PhD diss., University of California Los Angeles, 1975.
The Catholic Labor Network (http://www.catholiclabor.org)
The United States Council of Catholic Bishops - Beliefs and Teachings - section on Catholic social teaching (http://www.usccb.org/beliefs-and-teachings/what-we-believe/catholic-social-teaching/)