Sutherland, A. H. (2006). The Robertsons, the Sutherlands, and the making of Texas. Texas A&M University Press.
Chicago-viite (17. p.)Sutherland, Anne H. The Robertsons, the Sutherlands, and the Making of Texas. College Station: Texas A&M University Press, 2006.
MLA-viite (9. p.)Sutherland, Anne H. The Robertsons, the Sutherlands, and the Making of Texas. Texas A&M University Press, 2006.
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