Cita APA (7a ed.)

(1929). An enquiry into the health of workers in artificial silk factories in Belgium. International Labour Organization.

Cita Chicago Style (17a ed.)

An Enquiry into the Health of Workers in Artificial Silk Factories in Belgium. International Labour Organization, 1929.

Cita MLA (9a ed.)

An Enquiry into the Health of Workers in Artificial Silk Factories in Belgium. International Labour Organization, 1929.