APA
Goldin C., Katz Lawrence P & National Bureau Of Economic Research. (1999). The returns to skill in the United States across the twentieth century. Cambridge, MA: NBER.
Chicago
Goldin Claudia, Katz Lawrence P and National Bureau Of Economic Research. 1999. The returns to skill in the United States across the twentieth century. Cambridge, MA: NBER.
Harvard
Goldin C., Katz Lawrence P and National Bureau Of Economic Research. (1999). The returns to skill in the United States across the twentieth century. Cambridge, MA: NBER.
MLA
Goldin Claudia, Katz Lawrence P and National Bureau Of Economic Research. The returns to skill in the United States across the twentieth century. Cambridge, MA: NBER. 1999.
TextSeries: NBER Working Paper seriesPublication details: Cambridge, MA NBER 1999Description: 49pISBN: 
Working Papers (Print)
