O?Farrell Nigel. (2001). Targeted interventions required against genital ulcers in African countries worst affected by HIV infection. The World Health Organization.
Chicago Style (17th ed.) CitationO?Farrell Nigel. Targeted Interventions Required Against Genital Ulcers in African Countries Worst Affected by HIV Infection. The World Health Organization, 2001.
MLA (9th ed.) CitationO?Farrell Nigel. Targeted Interventions Required Against Genital Ulcers in African Countries Worst Affected by HIV Infection. The World Health Organization, 2001.
Warning: These citations may not always be 100% accurate.