Sharkey, Charles F. (Charles Francis), 1894- and United States. Bureau of Labor Statistics. Laws Relating to Employment Agencies in the United States as of July 1, 1937 : Bulletin of the United States Bureau of Labor Statistics, No. 630 , Washington, D.C: U.S. G.P.O., September 1937, https://fraser.stlouisfed.org/title/4146, accessed on August 3, 2024.