International Labour Research and Information Group (ILRIG). ILRIG: Workers of the world unite : resource service and catalogue. Sout Africa: ILRIG.
Cita Chicago (17th ed.)International Labour Research and Information Group (ILRIG). ILRIG: Workers of the World Unite : Resource Service and Catalogue. Sout Africa: ILRIG.
Cita MLA (8th ed.)International Labour Research and Information Group (ILRIG). ILRIG: Workers of the World Unite : Resource Service and Catalogue. Sout Africa: ILRIG.
Atenció: Aquestes cites poden no estar 100% correctes.