(1935). Statistics of persons insured under workers' compulsory pension insurance in Germany. International Labour Organization.
Chicago-Zitierstil (17. Ausg.)Statistics of Persons Insured Under Workers' Compulsory Pension Insurance in Germany. International Labour Organization, 1935.
MLA-Zitierstil (9. Ausg.)Statistics of Persons Insured Under Workers' Compulsory Pension Insurance in Germany. International Labour Organization, 1935.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.