1. Crombie IK, Irvine L, Elliott L, Wallace H: WHO European Office for Investment for Health and Development. Closing the Health Inequalities Gap: an International Perspective. 2005
2. Mladovsky P: Migration and health in the EU, Health and Living Conditions Network of the European Observatory on the Social Situation and Demography. 2007
3. Legido-Quigley H, McKee M, Nolte E, Glinos IA: European Observatory on Health Systems and Policies. Assuring the quality of health care in the European Union. 2008, WHO, Printed in the United Kingdom by MPG Books Ltd, Bodmin, Cornwall
4. Bonifazi C, Heins F, Strozza S, Vitiello M: The Italian transition from an emigration to immigration country, Citizens and governance in knowledege-based society. 2009, Italy: EU, http://www.idea6fp.uw.edu.pl/pliki/WP5_Italy.pdf ,
5. Legislative Decree No. 286/1998. 1998, on Immigration and Aliens