Sitasi

APA Format

World Health Organization . (1999). Procurement of vaccines for public-sector programmes : a reference manual. Geneva : WHO

MLA Format

World Health Organization . Procurement of vaccines for public-sector programmes : a reference manual. Geneva : WHO, 1999

Australian/Harvard Format

World Health Organization . 1999. Procurement of vaccines for public-sector programmes : a reference manual. WHO, Geneva

Warning: These citations may not always be 100% accurate.