APA
Currie J., Yelowitz A., . (1999). Health insurance and less skilled workers. Cambridge, Mass: National Bureau of Economic Research.
Chicago
Currie Janet, Yelowitz Aaron, . 1999. Health insurance and less skilled workers. Cambridge, Mass: National Bureau of Economic Research.
Harvard
Currie J., Yelowitz A., . (1999). Health insurance and less skilled workers. Cambridge, Mass: National Bureau of Economic Research.
MLA
Currie Janet, Yelowitz Aaron, . Health insurance and less skilled workers. Cambridge, Mass: National Bureau of Economic Research. 1999.