International Organization for Standardization. Information Centre & Unesco. (1977). Information transfer: Handbook on international standards governing information transfer : texts of ISO standards. International Organization for Standardization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Organization for Standardization. Information Centre و Unesco. Information Transfer: Handbook on International Standards Governing Information Transfer : Texts of ISO Standards. [Geneva]: International Organization for Standardization, 1977.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)International Organization for Standardization. Information Centre و Unesco. Information Transfer: Handbook on International Standards Governing Information Transfer : Texts of ISO Standards. International Organization for Standardization, 1977.