Pettit, Walter W. and Arthur L. Swift, Jr. "The Interrelation of Social Work with Other Professions", 1938 March 4, Box: 1, Folder: 6. New School central administration collection, NS-01-01-05. The New School Archives. https://findingaids.archives.newschool.edu/repositories/3/archival_objects/14242 Accessed August 05, 2025.