Não informado. Report of the Secretary General on the Activities of FID. International Federation for Documentation.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Report of the Secretary General on the Activities of FID. The Hague, Holanda: International Federation for Documentation.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Report of the Secretary General on the Activities of FID. International Federation for Documentation.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.