Cita APA (7a ed.)

Campbell, J. Y. (2000). Have individual stocks become more volatile?: An empirical exploration of idiosyncratic risk. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Campbell, John Y. Have Individual Stocks Become More Volatile?: An Empirical Exploration of Idiosyncratic Risk. Cambridge, MA: National Bureau of Economic Research, 2000.

Cita MLA (9a ed.)

Campbell, John Y. Have Individual Stocks Become More Volatile?: An Empirical Exploration of Idiosyncratic Risk. National Bureau of Economic Research, 2000.