Não informado. (2012). Year Book of the Royal Society of Tropical Medicine and Hygiene. Royal Society of Tropical Medicine and Hygiene.
Chicago-viite (17. p.)Não informado. Year Book of the Royal Society of Tropical Medicine and Hygiene. London: Royal Society of Tropical Medicine and Hygiene, 2012.
MLA-viite (8. p.)Não informado. Year Book of the Royal Society of Tropical Medicine and Hygiene. Royal Society of Tropical Medicine and Hygiene, 2012.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.