Johnson, C. S., & Jones, L. W. (1941). Statistical atlas of southern countries: Listing and analysis of socio-economic indices of 1104 southern counties. University of North Carolina Press.

Johnson, Charles Spurgeon, and Lewis Wade Jones. Statistical Atlas of Southern Countries: Listing and Analysis of Socio-economic Indices of 1104 Southern Counties. Chapel Hill: University of North Carolina Press, 1941.

Johnson, Charles Spurgeon, and Lewis Wade Jones. Statistical Atlas of Southern Countries: Listing and Analysis of Socio-economic Indices of 1104 Southern Counties. University of North Carolina Press, 1941.