Will Capitalism Survive? A challenge by Paul Johnson with twelve responses / edited by Ernest W. Lefever. Washington, DC: Ethics and Public Policy Center, 1979. "Productivity and Social Justice" by Michael Novak, p. 31., 1979, PNVK 2/28, Box: PNVK 2, Folder: 28. Michael Novak Collection, NVK. University of Notre Dame Archives. https://archivesspace.library.nd.edu/repositories/2/archival_objects/464175 Accessed February 26, 2026.