Cita APA (7a ed.)

Gustafson, C. K., & Levine, P. B. (1998). Less-skilled workers, welfare reform, and the unemployment insurance system. National Bureau of Economic Research.

Cita Chicago Style (17a ed.)

Gustafson, Cynthia K., y Phillip B. Levine. Less-skilled Workers, Welfare Reform, and the Unemployment Insurance System. Cambridge, MA: National Bureau of Economic Research, 1998.

Cita MLA (9a ed.)

Gustafson, Cynthia K., y Phillip B. Levine. Less-skilled Workers, Welfare Reform, and the Unemployment Insurance System. National Bureau of Economic Research, 1998.