Não informado. (2012). Year Book of the Royal Society of Tropical Medicine and Hygiene. Royal Society of Tropical Medicine and Hygiene.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Year Book of the Royal Society of Tropical Medicine and Hygiene. London: Royal Society of Tropical Medicine and Hygiene, 2012.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Year Book of the Royal Society of Tropical Medicine and Hygiene. Royal Society of Tropical Medicine and Hygiene, 2012.
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