Ramlah Abdul Aziz. (1987). An in vitro investigation into the effect of impact stress on the wear of some restorative materials and enamel. University of Leeds, School of Dentistry.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ramlah Abdul Aziz. An in Vitro Investigation into the Effect of Impact Stress on the Wear of Some Restorative Materials and Enamel. [Leeds]: University of Leeds, School of Dentistry, 1987.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ramlah Abdul Aziz. An in Vitro Investigation into the Effect of Impact Stress on the Wear of Some Restorative Materials and Enamel. University of Leeds, School of Dentistry, 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.