Aznar, S. (1929). The introduction of maternity insurance in Spain. International Labour Organization.
Cita Chicago Style (17a ed.)Aznar, Severino. The Introduction of Maternity Insurance in Spain. International Labour Organization, 1929.
Cita MLA (9a ed.)Aznar, Severino. The Introduction of Maternity Insurance in Spain. International Labour Organization, 1929.
Precaución: Estas citas no son 100% exactas.