Não informado. (2007). Annual report Medical Department, Straits Settlements and Federated Malay States. Federation of Malaya, Department Straits Settlements.
Chicago-viite (17. p.)Não informado. Annual Report Medical Department, Straits Settlements and Federated Malay States. Singapore: Federation of Malaya, Department Straits Settlements, 2007.
MLA-viite (8. p.)Não informado. Annual Report Medical Department, Straits Settlements and Federated Malay States. Federation of Malaya, Department Straits Settlements, 2007.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.