Ringold, D., & Kasek, L. (2007). Social assistance in the new EU member states: Strengthening performance and labor market incentives. World Bank.
Չիկագոյի ոճի (17րդ խմբ.) մեջբերումRingold, Dena, and Leszek Kasek. Social Assistance in the New EU Member States: Strengthening Performance and Labor Market Incentives. Washington, D.C.: World Bank, 2007.
MLA (9րդ խմբ.) ՄեջբերումRingold, Dena, and Leszek Kasek. Social Assistance in the New EU Member States: Strengthening Performance and Labor Market Incentives. World Bank, 2007.