Simpson, Richard L. "Attendants in American Mental Hospitals: An Interim Report and Research Prospectus." Working paper in the sociology of health and the health professions. Institute for Research in Social Science, University of North Carolina at Chapel Hill, 1961

Simpson, Richard L. "Attendants in American Mental Hospitals: An Interim Report and Research Prospectus." Working paper in the sociology of health and the health professions. Institute for Research in Social Science, University of North Carolina at Chapel Hill, 1961, Box: 200, Folder: 1. Julian Samora Papers, 24426265. Benson Latin American Collection, The University of Texas at Austin. https://archives.lib.utexas.edu/repositories/4/archival_objects/389811 Accessed September 26, 2026.