Não informado. (1959). Statistical indicators of short term economic changes in ECE countries. United Nations, Economic Commission for Europe.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Statistical Indicators of Short Term Economic Changes in ECE Countries. Geneva, Suíça: United Nations, Economic Commission for Europe, 1959.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Statistical Indicators of Short Term Economic Changes in ECE Countries. United Nations, Economic Commission for Europe, 1959.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.