APA
Freeman R. B., Rodgers III W. M., . (1999). Area economic conditions and the labor market outcomes of young men in the 1990s expansion. Cambridge, Mass: National Bureau of Economic Research.
Chicago
Freeman Richard B, Rodgers III William M, . 1999. Area economic conditions and the labor market outcomes of young men in the 1990s expansion. Cambridge, Mass: National Bureau of Economic Research.
Harvard
Freeman R. B., Rodgers III W. M., . (1999). Area economic conditions and the labor market outcomes of young men in the 1990s expansion. Cambridge, Mass: National Bureau of Economic Research.
MLA
Freeman Richard B, Rodgers III William M, . Area economic conditions and the labor market outcomes of young men in the 1990s expansion. Cambridge, Mass: National Bureau of Economic Research. 1999.