Amer, M. L., & Wellborn, C. H. (2019). Members who have served in the U.S. Congress for 30 years or more ([Library of Congress public edition].). Congressional Research Service.
Chicago Style (17th ed.) CitationAmer, Mildred L., and Clay H. Wellborn. Members Who Have Served in the U.S. Congress for 30 Years or More. [Library of Congress public edition]. [Washington, D.C.]: Congressional Research Service, 2019.
MLA (9th ed.) CitationAmer, Mildred L., and Clay H. Wellborn. Members Who Have Served in the U.S. Congress for 30 Years or More. [Library of Congress public edition]. Congressional Research Service, 2019.
Warning: These citations may not always be 100% accurate.