Georgetown University. Ethics and Public Policy Center, Lefever, E. W., Schmertz, H., & Johnson, P. (1979). Will capitalism survive?: A challenge by Paul Johnson with twelve responses. Ethics and Public Policy Center, Georgetown University.

Georgetown University. Ethics and Public Policy Center, Ernest W. Lefever, Herbert Schmertz, and Paul Johnson. Will Capitalism Survive?: A Challenge by Paul Johnson with Twelve Responses. Washington: Ethics and Public Policy Center, Georgetown University, 1979.

Georgetown University. Ethics and Public Policy Center, et al. Will Capitalism Survive?: A Challenge by Paul Johnson with Twelve Responses. Ethics and Public Policy Center, Georgetown University, 1979.