Bill Fieldhouse - correspondence - Hanoi Hellground (1982, 1984), Black Eagles (1983), Hard Cops (1986-[19]87), Box: 7, Folder: 3. Corporate Papers of the Robert Mills Literary Agency, MS 307. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/229689 Accessed February 18, 2025.