Social Policy in EU

BARR, Nicholas. The Economics of the Wefare State. 5th edition. Oxford University Press and Standford University Press,2012. ISBN 978-0-19-92981-8.
PENNINGS, Frans. European Social Security Law. The Hague: Kluwer Law International, 2011. pp. 328. ISBN 978-90-4113-867-5 .

PESTIEAU, Pierre. The Welfare State in the European Union: Economic and Social Perspectives. 184 p. Oxford: Oxford University Press, 2006.