The Laws of Texas, 1920-1921 [Volume 20]
Gammel, Hans Peter Mareus Neilsen. The Laws of Texas, 1920-1921 [Volume 20], Book, 1921; digital images, (http://texashistory.unt.edu/ark:/67531/metapth14583 : accessed March 20, 2010), University of North Texas Libraries, The Portal to Texas History, http://texashistory.unt.edu; crediting UNT Libraries, Denton, Texas.