Library of Congress. European Affairs Division. (1951). The natural sciences in Western Germany: A symposium on current research under the direction of Kurt Ueberreiter, foreign consultant to the Library of Congress.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Library of Congress. European Affairs Division. The Natural Sciences in Western Germany: A Symposium on Current Research Under the Direction of Kurt Ueberreiter, Foreign Consultant to the Library of Congress. Washington, 1951.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Library of Congress. European Affairs Division. The Natural Sciences in Western Germany: A Symposium on Current Research Under the Direction of Kurt Ueberreiter, Foreign Consultant to the Library of Congress. 1951.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.