APA
Card D., Krueger Alan B & National Bureau Of Economic Research. (1996). Labor market effects of school quality: theory and evidence. Cambridge, MA: NBER.
Chicago
Card David, Krueger Alan B and National Bureau Of Economic Research. 1996. Labor market effects of school quality: theory and evidence. Cambridge, MA: NBER.
Harvard
Card D., Krueger Alan B and National Bureau Of Economic Research. (1996). Labor market effects of school quality: theory and evidence. Cambridge, MA: NBER.
MLA
Card David, Krueger Alan B and National Bureau Of Economic Research. Labor market effects of school quality: theory and evidence. Cambridge, MA: NBER. 1996.