Haringx, J. (1950). On highly compressible helical springs and rubber rods, and their application for vibration-free mountings. Philips Research Laboratories.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Haringx, J.A. On Highly Compressible Helical Springs and Rubber Rods, and Their Application for Vibration-free Mountings. [Eindhoven]: Philips Research Laboratories, 1950.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Haringx, J.A. On Highly Compressible Helical Springs and Rubber Rods, and Their Application for Vibration-free Mountings. Philips Research Laboratories, 1950.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.