United States. Works Progress Administration , Van Dusseldorp, Wilma, 1901-1994 , McCord, Elizabeth, 1895-1978 , Pease, Sybil, 1891-1965 and Woofter, Thomas Jackson, 1893-1972. Survey of Social Work in Three Rural Counties. Washington, DC: Works Progress Administration, Division of Social Research, June 1936, https://fraser.stlouisfed.org/title/6717, accessed on November 8, 2024.