Scoble, John. Texas, its claims to be recognised as an independent power by Great Britain : examined in a series of letters, Book, 1839; digital images, (http://texashistory.unt.edu/ark:/67531/metapth6108/ : accessed May 18, 2013), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting UNT Libraries, Denton, Texas.
