South Africa. Dept. of Health. (1978). Impumelelo ngohlelo-mndeni. Dept. of Health.
Chicago Style aipamenaSouth Africa. Dept. of Health. Impumelelo Ngohlelo-mndeni. [Pretoria: Dept. of Health, 1978.
MLA aipamenaSouth Africa. Dept. of Health. Impumelelo Ngohlelo-mndeni. Dept. of Health, 1978.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.