Social security in the Nordic countries : scope and expenditures 1978 Social trygghet i de nordiska länderna 1978
著者
書誌事項
Social security in the Nordic countries : scope and expenditures 1978 = Social trygghet i de nordiska länderna 1978
（Nordisk statistisk skriftserie = Statistical reports of the Nordic countries, 38）
Nordic Statistical Secretariat, 1981