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227. Lafer, Steven. Urban Redevelopment: An Introductory Guide. Berkeley, Calif.: University Extension Publications, 1977. G2.1/No. 5, Box: 29. William J. Cohen papers, MSS 0468. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/191842 Accessed September 19, 2024.