APA
Blau F. D., Kahn Lawrence M & National Bureau Of Economic Research. (2001). Do cognitive test scores explain higher US wage inequality?. Cambridge, MA: NBER.
Chicago
Blau Farancine D, Kahn Lawrence M and National Bureau Of Economic Research. 2001. Do cognitive test scores explain higher US wage inequality?. Cambridge, MA: NBER.
Harvard
Blau F. D., Kahn Lawrence M and National Bureau Of Economic Research. (2001). Do cognitive test scores explain higher US wage inequality?. Cambridge, MA: NBER.
MLA
Blau Farancine D, Kahn Lawrence M and National Bureau Of Economic Research. Do cognitive test scores explain higher US wage inequality?. Cambridge, MA: NBER. 2001.