"John Herling Papers, Box [#], Folder [#], Walter P. Reuther Library, Archives of Labor and Urban Affairs, Wayne State University". For the oral histories: "John Herling Oral Histories, [Interviewee Name] Interview, Walter P. Reuther Library, Archives of Labor and Urban Affairs, Wayne State University" http://as.reuther.wayne.edu/repositories/2/resources/937 Accessed January 17, 2021.