Occupational Wage Survey: South Bend, Indiana, March 1964 : Bulletin of the United States Bureau of Labor Statistics, No. 1385-51
United States. Bureau of Labor Statistics. "Occupational Wage Survey: South Bend, Indiana, March 1964 : Bulletin of the United States Bureau of Labor Statistics, No. 1385-51," Occupational Wage Survey (1964). https://fraser.stlouisfed.org/title/4510/item/497872, accessed on May 9, 2024.