212. Institute of Public Administration. Planning for Delaware's Future. New York, N.Y.: Institute of Public Administration, 1961. R2.5/No. 6

212. Institute of Public Administration. Planning for Delaware's Future. New York, N.Y.: Institute of Public Administration, 1961. R2.5/No. 6, Box: 28. William J. Cohen papers, MSS 0468. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/191817 Accessed September 19, 2024.