WHO Global Influenza Surveillance Network & World Health Organization. (2011). Manual for the laboratory diagnosis and virological surveillance of influenza. World Health Organization.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)WHO Global Influenza Surveillance Network و World Health Organization. Manual for the Laboratory Diagnosis and Virological Surveillance of Influenza. Geneva: World Health Organization, 2011.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)WHO Global Influenza Surveillance Network و World Health Organization. Manual for the Laboratory Diagnosis and Virological Surveillance of Influenza. World Health Organization, 2011.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.