http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
the 1960 survey of disability beneficiaries and workers with a disability freeze in eight metropolitan areas
1960 survey of disability beneficiaries and workers with a disability freeze in eight metropolitan areas
Old-age, survivors, and disability insurance program
For sale by the Supt. of Docs., U. S. Govt. Print. Off.
by Lawrence D. Haber ; in collaboration with Mildred E. Clinsky ...[et al.]
Research report - U.S. Department of Health, Education and Welfare, Social Security Administration, Division of Research and Statistics no. 6
Research report (United States. Social Security Administration. Division of Research and Statistics) ; no. 6