APA
Clay K., Wolff Eric, Krishnan Ramayya & National Bureau Of Economic Research. (2001). Prices and price dispersion on the web: evidence from the online book industry. Cambridge, MA: NBER.
Chicago
Clay Karen, Wolff Eric, Krishnan Ramayya and National Bureau Of Economic Research. 2001. Prices and price dispersion on the web: evidence from the online book industry. Cambridge, MA: NBER.
Harvard
Clay K., Wolff Eric, Krishnan Ramayya and National Bureau Of Economic Research. (2001). Prices and price dispersion on the web: evidence from the online book industry. Cambridge, MA: NBER.
MLA
Clay Karen, Wolff Eric, Krishnan Ramayya and National Bureau Of Economic Research. Prices and price dispersion on the web: evidence from the online book industry. Cambridge, MA: NBER. 2001.