UNDP/UNFPA/WHO/World Bank Special Programme of Research, D. (1994). Challenges in reproductive health: Biennial report 1992-1993 / UNDP/UNFPA/WHO. WHO.
Chicago Style aipamenaUNDP/UNFPA/WHO/World Bank Special Programme of Research, Development. Challenges in Reproductive Health: Biennial Report 1992-1993 / UNDP/UNFPA/WHO. Geneva: WHO, 1994.
MLA aipamenaUNDP/UNFPA/WHO/World Bank Special Programme of Research, Development. Challenges in Reproductive Health: Biennial Report 1992-1993 / UNDP/UNFPA/WHO. WHO, 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.