1. Commitment to Welfare
2. Joint Economic Committee, U.S. Congress, Subcommittee on Economic Progress. Federal Programs for the Development of Human Resources, Vol. 1. Washington, D.C., 1966, p 105.
3. Fuchs VR: Health Care and the U.S. Economic System. Technology and Health Care Systems in the 1980's. Proceedings of a Conference, January 19–21, 1972. Washington, D.C., US Dept Health, Education, and Welfare Pub No. HSM 73-3016, 1972, pp 47–59.