Brandvärnet i Östergötland : En studie av brandvärnets organisation och uppbyggnad i Östergötland Ingbert Hans Universitetet i Linköping 1980-01-30
A summary of the final report local governing bodies : Their relation to civil defense Beal G M · Bohlen J M · Klonglan G E · Nye J R 1967-03
An exploratory study of definitions and performances of civil defense roles of county board members, mayors, and county-municipal civil defense directors Klonglan G E US Department of Commerce 1967-03