Mach, E. P. (1979). Selected issues on health and employment. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Mach, E. P. Selected Issues on Health and Employment. International Labour Organization, 1979.
Citatione MLA (9a ed.)Mach, E. P. Selected Issues on Health and Employment. International Labour Organization, 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.