[Map 3.] Green Open Space in the AACOG Region, map, September 1972; (https://texashistory.unt.edu/ark:/67531/metapth606739/m1/1/: accessed July 13, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
[Map 3.] Green Open Space in the AACOG Region, map, September 1972; (https://texashistory.unt.edu/ark:/67531/metapth606739/m1/1/: accessed July 13, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .