368.40973 / L755s 1979
Lingg, Barbara Ann
Social security beneficiaries in metropolitan areas, 1979 / Barbara A. Lingg; pról. John Carroll. -- Washington: SSA. Office of Research and Statistics, 1981. 64 p : cuadros; 30 cm. (SSA Publication No. 13-11929)
Seguridad social--Estados Unidos--1979--Estadística
Carroll, John, pról.
E.U.A. Department of Health, Education and Welfare.Social Security Administration