Kruse, D., & Mahony, D. (1998). Illegal child labor in the United States: Prevalence and characteristics. National Bureau of Economic Research.
Citazione stile Chigago Style (17a edizione)Kruse, Douglas, e Douglas Mahony. Illegal Child Labor in the United States: Prevalence and Characteristics. Cambridge: National Bureau of Economic Research, 1998.
Citatione MLA (9a ed.)Kruse, Douglas, e Douglas Mahony. Illegal Child Labor in the United States: Prevalence and Characteristics. National Bureau of Economic Research, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.