Não informado. (1971). International journal of sulfur chemistry. Intra-Science Research Foundation in cooperation with Gordon and Breach.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. International Journal of Sulfur Chemistry. Santa Monica, Calif: Intra-Science Research Foundation in cooperation with Gordon and Breach, 1971.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. International Journal of Sulfur Chemistry. Intra-Science Research Foundation in cooperation with Gordon and Breach, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.