Rahmattullah Khan bin Dr. Abdul Wahab Khan. (1998). Reducing preoperative anxiety in patients of different ethnic origin undergoing open heart surgery at the National Heart Institute, Kuala Lumpur, Malaysia. Murdoch University.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Rahmattullah Khan bin Dr. Abdul Wahab Khan. Reducing Preoperative Anxiety in Patients of Different Ethnic Origin Undergoing Open Heart Surgery at the National Heart Institute, Kuala Lumpur, Malaysia. Western Australia: Murdoch University, 1998.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Rahmattullah Khan bin Dr. Abdul Wahab Khan. Reducing Preoperative Anxiety in Patients of Different Ethnic Origin Undergoing Open Heart Surgery at the National Heart Institute, Kuala Lumpur, Malaysia. Murdoch University, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.