World Health Organization. 2011. Manual for the laboratory diagnosis and virological surveillance of influenza. Geneva: World Health Organization.
Citáce podľa APA (7th ed.)World Health Organization. (2011). Manual for the laboratory diagnosis and virological surveillance of influenza. World Health Organization.
Citácia podle Chicago (17th ed.)World Health Organization. Manual for the Laboratory Diagnosis and Virological Surveillance of Influenza. Geneva: World Health Organization, 2011.
Citácia podľa MLA (8th ed.)World Health Organization. Manual for the Laboratory Diagnosis and Virological Surveillance of Influenza. World Health Organization, 2011.
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