Costa, D. L. (1998). Hours of work and the fair labor standards act: A study of retail and wholesale trade, 1938-1950. National Bureau of Economic Research.
Citazione stile Chigago Style (17a edizione)Costa, Dora L. Hours of Work and the Fair Labor Standards Act: A Study of Retail and Wholesale Trade, 1938-1950. Cambridge: National Bureau of Economic Research, 1998.
Citatione MLA (9a ed.)Costa, Dora L. Hours of Work and the Fair Labor Standards Act: A Study of Retail and Wholesale Trade, 1938-1950. National Bureau of Economic Research, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.