International co-operation environment & public health organization (ENPHO). (1990). A brief report on the cholera out break.
Chicago-referens (17:e uppl.)International co-operation environment & public health organization (ENPHO). A Brief Report on the Cholera Out Break. 1990.
MLA-referens (8:e uppl.)International co-operation environment & public health organization (ENPHO). A Brief Report on the Cholera Out Break. 1990.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.