457.6 Highway Research Record: Number 444-Parking Demand and Allocation. Washington, D.C.: Highway Research Board, 1973. T3.1/No. 2

457.6 Highway Research Record: Number 444-Parking Demand and Allocation. Washington, D.C.: Highway Research Board, 1973. T3.1/No. 2, Box: 41. William J. Cohen papers, MSS 0468. University of Delaware Library Special Collections. https://findingaids.lib.udel.edu/repositories/2/archival_objects/192483 Accessed September 19, 2024.