Dyfyniad APA

Brown, J. R., & Goolsbee, A. (2000). Does the internet make markets more competitive: Evidence from the life insurance industry. National Bureau of Economic Research.

Dyfyniad Arddull Chicago

Brown, Jeffrey R., and Austan Goolsbee. Does the Internet Make Markets More Competitive: Evidence from the Life Insurance Industry. Cambridge: National Bureau of Economic Research, 2000.

Dyfyniad MLA

Brown, Jeffrey R., and Austan Goolsbee. Does the Internet Make Markets More Competitive: Evidence from the Life Insurance Industry. National Bureau of Economic Research, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.