APA aipamena

International co-operation environment & public health organization (ENPHO). (1990). A brief report on the cholera out break.

Chicago Style aipamena

International co-operation environment & public health organization (ENPHO). A Brief Report on the Cholera Out Break. 1990.

MLA aipamena

International co-operation environment & public health organization (ENPHO). A Brief Report on the Cholera Out Break. 1990.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.