["Cultures Areas of Africa"], map, 1964/1966; (https://texashistory.unt.edu/ark:/67531/metadc1884483/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .
["Cultures Areas of Africa"], map, 1964/1966; (https://texashistory.unt.edu/ark:/67531/metadc1884483/m1/1/: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, texashistory.unt.edu.; .