Area Wage Survey: The Toledo, Ohio-Michigan, Metropolitan Area, February 1969 : Bulletin of the United States Bureau of Labor Statistics, No. 1625-57
United States. Bureau of Labor Statistics. "Area Wage Survey: The Toledo, Ohio-Michigan, Metropolitan Area, February 1969 : Bulletin of the United States Bureau of Labor Statistics, No. 1625-57," Area Wage Survey (1969). https://fraser.stlouisfed.org/title/4655/item/498502, accessed on October 3, 2023.