APA ציטוט

Fleck, F. (2004). WHO warns of a polio epidemic in Africa. BMJ Publishing Group Ltd.

Citação norma Chicago

Fleck, Fiona. WHO Warns of a Polio Epidemic in Africa. BMJ Publishing Group Ltd, 2004.

ציטוט MLA

Fleck, Fiona. WHO Warns of a Polio Epidemic in Africa. BMJ Publishing Group Ltd, 2004.