Larson, J. L. (2001). Internal improvement: National public works and the promise of popular government in the early United States. University of North Carolina Press.
Chicago-viite (17. p.)Larson, John Lauritz. Internal Improvement: National Public Works and the Promise of Popular Government in the Early United States. Chapel Hill: University of North Carolina Press, 2001.
MLA-viite (9. p.)Larson, John Lauritz. Internal Improvement: National Public Works and the Promise of Popular Government in the Early United States. University of North Carolina Press, 2001.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.