Cita APA (7a ed.)

Joskow, P. L. (2001). U.S. energy policy during the 1990s. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Joskow, Paul L. U.S. Energy Policy During the 1990s. Cambridge, MA: National Bureau of Economic Research, 2001.

Cita MLA (9a ed.)

Joskow, Paul L. U.S. Energy Policy During the 1990s. National Bureau of Economic Research, 2001.