APA
Ehrenberg R. G., Hurst Peter J & National Bureau Of Economic Research. (1996). The 1995 NRC ratings of doctoral programs: a hedonic model. Cambridge, MA: NBER.
Chicago
Ehrenberg Ronald G, Hurst Peter J and National Bureau Of Economic Research. 1996. The 1995 NRC ratings of doctoral programs: a hedonic model. Cambridge, MA: NBER.
Harvard
Ehrenberg R. G., Hurst Peter J and National Bureau Of Economic Research. (1996). The 1995 NRC ratings of doctoral programs: a hedonic model. Cambridge, MA: NBER.
MLA
Ehrenberg Ronald G, Hurst Peter J and National Bureau Of Economic Research. The 1995 NRC ratings of doctoral programs: a hedonic model. Cambridge, MA: NBER. 1996.