APA
,, . (1990). The impact of standard setting social security instruments and particularly the European code of social security and its protocol on social security legislation in Europe and their contribution to a European social area. Strasbourg: Council of Europe.
Chicago
,, . 1990. The impact of standard setting social security instruments and particularly the European code of social security and its protocol on social security legislation in Europe and their contribution to a European social area. Strasbourg: Council of Europe.
Harvard
,, . (1990). The impact of standard setting social security instruments and particularly the European code of social security and its protocol on social security legislation in Europe and their contribution to a European social area. Strasbourg: Council of Europe.
MLA
,, . The impact of standard setting social security instruments and particularly the European code of social security and its protocol on social security legislation in Europe and their contribution to a European social area. Strasbourg: Council of Europe. 1990.