Gustafson, C. K., & Levine, P. B. (1998). Less-skilled workers, welfare reform and the unemployment insurance system. National Bureau of Economic Research.
Цитирование в стиле Чикаго (17-е изд.)Gustafson, Cynthia K., и Phillip B. Levine. Less-skilled Workers, Welfare Reform and the Unemployment Insurance System. Cambridge: National Bureau of Economic Research, 1998.
Цитирование MLA (9-е изд.)Gustafson, Cynthia K., и Phillip B. Levine. Less-skilled Workers, Welfare Reform and the Unemployment Insurance System. National Bureau of Economic Research, 1998.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.