Occupational Wage Survey: Houston, Texas, May 1961 : Bulletin of the United States Bureau of Labor Statistics, No. 1285-78
United States. Bureau of Labor Statistics. "Occupational Wage Survey: Houston, Texas, May 1961 : Bulletin of the United States Bureau of Labor Statistics, No. 1285-78," Occupational Wage Survey (July 1961). https://fraser.stlouisfed.org/title/4510/item/495929, accessed on March 29, 2024.