Burton, M., Derkay, C., & Rosenfeld, R. (2011). Extracts from the Cochrane Library: "Grommets (ventilation tubes) for hearing loss associated with otitis media with effusion in children".
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Burton, M., C. Derkay, و R. Rosenfeld. Extracts from the Cochrane Library: "Grommets (ventilation Tubes) for Hearing Loss Associated with Otitis Media with Effusion in Children". 2011.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Burton, M., et al. Extracts from the Cochrane Library: "Grommets (ventilation Tubes) for Hearing Loss Associated with Otitis Media with Effusion in Children". 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.