Organisation for Economic Co-operation and Development & Organization for Economic Cooperation and Development. Special Committee for Non Ferrous Metals. (1962). L'Industrie des métaux non ferreux =: The Non-ferrous metals industry. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Organisation for Economic Co-operation and Development و Organization for Economic Cooperation and Development. Special Committee for Non Ferrous Metals. L'Industrie Des Métaux Non Ferreux =: The Non-ferrous Metals Industry. Paris: Organisation for Economic Co-operation and Development, 1962.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Organisation for Economic Co-operation and Development و Organization for Economic Cooperation and Development. Special Committee for Non Ferrous Metals. L'Industrie Des Métaux Non Ferreux =: The Non-ferrous Metals Industry. Organisation for Economic Co-operation and Development, 1962.