TY - BOOK ED - United States. ED - United States. ED - U.S. Dept. Health and Human Services, Social Security Administration, TI - Rulings: social security rulings on federal old-age, survivors, disability, supplemental security income, and black lung benefits U1 - 344.73023 23 PY - 1981/// CY - Maryland PB - U.S. Dept. of Health and Human Services, Social Security Administration KW - Social security KW - Law and legislation KW - United States KW - Cases KW - Social Security KW - legislation & jurisprudence N1 - SSR 81-28c to SSR 81-39; Oct. 1981; Includes bibliographical references ER -