Koitz, D., & Kollmann, G. (1990). Social security: The cost-of-living adjustment in January 1991. Congressional Research Service, Library of Congress.
Chicago Style (17th ed.) CitationKoitz, David, and Geoffrey Kollmann. Social Security: The Cost-of-living Adjustment in January 1991. [Washington, D.C.]: Congressional Research Service, Library of Congress, 1990.
MLA (9th ed.) CitationKoitz, David, and Geoffrey Kollmann. Social Security: The Cost-of-living Adjustment in January 1991. Congressional Research Service, Library of Congress, 1990.
Warning: These citations may not always be 100% accurate.