University of the Philippines (Manila) College of Medicine Philippine General Hospital. Department of Surgery. (1978). Surgical emergencies. College of Medicine, University of the Philippines System.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)University of the Philippines (Manila) College of Medicine Philippine General Hospital. Department of Surgery. Surgical Emergencies. Manila: College of Medicine, University of the Philippines System, 1978.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)University of the Philippines (Manila) College of Medicine Philippine General Hospital. Department of Surgery. Surgical Emergencies. College of Medicine, University of the Philippines System, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.