Area Wage Survey: The Muskegon-Muskegon Heights, Michigan, Metropolitan Area, June 1970 : Bulletin of the United States Bureau of Labor Statistics, No. 1660-85
United States. Bureau of Labor Statistics. "Area Wage Survey: The Muskegon-Muskegon Heights, Michigan, Metropolitan Area, June 1970 : Bulletin of the United States Bureau of Labor Statistics, No. 1660-85," Area Wage Survey (1970). https://fraser.stlouisfed.org/title/4655/item/498638, accessed on April 23, 2024.