APA
MacDonald G., Weisbach Michael & National Bureau Of Economic Research. (2001). The economics of has-beens. Cambridge, MA: NBER.
Chicago
MacDonald Glenn, Weisbach Michael and National Bureau Of Economic Research. 2001. The economics of has-beens. Cambridge, MA: NBER.
Harvard
MacDonald G., Weisbach Michael and National Bureau Of Economic Research. (2001). The economics of has-beens. Cambridge, MA: NBER.
MLA
MacDonald Glenn, Weisbach Michael and National Bureau Of Economic Research. The economics of has-beens. Cambridge, MA: NBER. 2001.