ebrary, Inc, & Legido-Quigley, H. (2008). Assuring the quality of health care in the European Union: A case for action. World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)ebrary, Inc, و Helena Legido-Quigley. Assuring the Quality of Health Care in the European Union: A Case for Action. Copenhagen, Denmark: World Health Organization, 2008.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)ebrary, Inc, و Helena Legido-Quigley. Assuring the Quality of Health Care in the European Union: A Case for Action. World Health Organization, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.