International Labour Office. (1972). The contribution of the ILO to workers education. International Labour Office.
Styl cytowania ChicagoInternational Labour Office. The Contribution of the ILO to Workers Education. Geneva: International Labour Office, 1972.
Styl cytowania MLAInternational Labour Office. The Contribution of the ILO to Workers Education. International Labour Office, 1972.
Uwaga: Te cytaty mogą odróżniać się od wytycznej twojego fakultetu..