Kollmann, G. (1991). Social security: Investing the surplus. Congressional Research Service, Library of Congress.
Chicago Style (17th ed.) CitationKollmann, Geoffrey. Social Security: Investing the Surplus. [Washington, D.C.]: Congressional Research Service, Library of Congress, 1991.
MLA (9th ed.) CitationKollmann, Geoffrey. Social Security: Investing the Surplus. Congressional Research Service, Library of Congress, 1991.
Warning: These citations may not always be 100% accurate.