Campbell, K. E. (2007). Senator Sam Ervin, last of the founding fathers. University of North Carolina Press.
Tohutoru Kātū Chicago (17th ed.)Campbell, Karl E. Senator Sam Ervin, Last of the Founding Fathers. Chapel Hill: University of North Carolina Press, 2007.
Tohutoro MLA (9th ed.)Campbell, Karl E. Senator Sam Ervin, Last of the Founding Fathers. University of North Carolina Press, 2007.
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