Rangan, B. V., & Hall, A. S. (1980). Proposed modifications to the torsion rules in the SAA concrete codes. University of New South Wales, School of Civil Engineering.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Rangan, B. V., و A. S. Hall. Proposed Modifications to the Torsion Rules in the SAA Concrete Codes. Kensington, N.S.W: University of New South Wales, School of Civil Engineering, 1980.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Rangan, B. V., و A. S. Hall. Proposed Modifications to the Torsion Rules in the SAA Concrete Codes. University of New South Wales, School of Civil Engineering, 1980.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.