International Labour Research and Information Group (ILRIG). ILRIG: Workers of the world unite : resource service and catalogue. Sout Africa: ILRIG.
芝加哥风格引文International Labour Research and Information Group (ILRIG). ILRIG: Workers of the World Unite : Resource Service and Catalogue. Sout Africa: ILRIG.
MLA引文International Labour Research and Information Group (ILRIG). ILRIG: Workers of the World Unite : Resource Service and Catalogue. Sout Africa: ILRIG.
警告：这些引文格式不一定是100％准确.