並列タイトル等Income of the population fifty-five and over
一般注記Biennial
Dates of publication and/or sequential designation: 1976-
Previously classed: HE 3.56: and HE 3.2: In 2/4
1984
Physical description for original version: v. ; 28 cm
原資料等に関する注記原資料の出版事項: Washington, D.C. : U.S. Dept. of Health, Education, and Welfare, Social Security Administration, Office of Policy, Office of Research and Statistics : For sale by the Supt. of Docs., U.S. G.P.O., 1979-
SUPTDOC番号: HE 3.75: 984