U.S. National Historical Publications Commission. (1961). A guide to archives and manuscripts in the United States. Yale University Press.
Chicago-referens (17:e uppl.)U.S. National Historical Publications Commission. A Guide to Archives and Manuscripts in the United States. New haven: Yale University Press, 1961.
MLA-referens (9:e uppl.)U.S. National Historical Publications Commission. A Guide to Archives and Manuscripts in the United States. Yale University Press, 1961.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.