International Labour Office, International Labour Conference, 100th Session, 2011. (2011). Infromation documents on ratification and standards-related activities (up to 31 December 2010) : third item on the agenda: Information and reports on the application of convention and Recommendation. International Labour Office.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Labour Office, International Labour Conference, 100th Session, 2011. Infromation Documents on Ratification and Standards-related Activities (up to 31 December 2010) : Third Item on the Agenda: Information and Reports on the Application of Convention and Recommendation. Geneva: International Labour Office, 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Labour Office, International Labour Conference, 100th Session, 2011. Infromation Documents on Ratification and Standards-related Activities (up to 31 December 2010) : Third Item on the Agenda: Information and Reports on the Application of Convention and Recommendation. International Labour Office, 2011.