APA način citiranja

Ehrenstein, B. P. (2008). Pandemic influenza: Are we prepared to face our obligations? BioMed Central.

Čikaški stil citiranja

Ehrenstein, Boris P. Pandemic Influenza: Are We Prepared to Face Our Obligations? BioMed Central, 2008.

MLA način citiranja

Ehrenstein, Boris P. Pandemic Influenza: Are We Prepared to Face Our Obligations? BioMed Central, 2008.

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