Occupational Wage Survey: Oklahoma City, Oklahoma, August 1963 : Bulletin of the United States Bureau of Labor Statistics, No. 1385-2
United States. Bureau of Labor Statistics. "Occupational Wage Survey: Oklahoma City, Oklahoma, August 1963 : Bulletin of the United States Bureau of Labor Statistics, No. 1385-2," Occupational Wage Survey (1963). https://fraser.stlouisfed.org/title/4510/item/497823, accessed on March 19, 2024.