Savin, G. N. (1970). Stress distribution around holes. National Aeronautics and Space Administration; for sale by the Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Savin, Guriĭ Nikolaevich. Stress Distribution Around Holes. [Washington]: National Aeronautics and Space Administration; for sale by the Clearinghouse for Federal Scientific and Technical Information, Springfield, Va, 1970.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Savin, Guriĭ Nikolaevich. Stress Distribution Around Holes. National Aeronautics and Space Administration; for sale by the Clearinghouse for Federal Scientific and Technical Information, Springfield, Va, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.