International Conference on Drag Reduction University of Cambridge, BHRA (Association), Stephens, H. S., & Clarke, J. A. (1977). Drag reduction: Papers presented at the Second International Conference on Drag Reduction. BHRA Fluid Engineering.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Conference on Drag Reduction University of Cambridge, BHRA (Association), H. S. Stephens, و J. A. Clarke. Drag Reduction: Papers Presented at the Second International Conference on Drag Reduction. Cranfield: BHRA Fluid Engineering, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Conference on Drag Reduction University of Cambridge, et al. Drag Reduction: Papers Presented at the Second International Conference on Drag Reduction. BHRA Fluid Engineering, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.