Abdulkareem Muhammad Umar. Comparison of William flexion exercise with combined stimulation of brain and back muscles in relieving non specific chronic low back pain.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Abdulkareem Muhammad Umar. Comparison of William Flexion Exercise with Combined Stimulation of Brain and Back Muscles in Relieving Non Specific Chronic Low Back Pain.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Abdulkareem Muhammad Umar. Comparison of William Flexion Exercise with Combined Stimulation of Brain and Back Muscles in Relieving Non Specific Chronic Low Back Pain.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.