World Health Organization. (2000). Promoting condoms in clinic for sexually transmitted infections. World Health Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)World Health Organization. Promoting Condoms in Clinic for Sexually Transmitted Infections. Manila, Philippines: World Health Organization, 2000.
Παραπομπή σε μορφή MLA (8th εκδ.)World Health Organization. Promoting Condoms in Clinic for Sexually Transmitted Infections. World Health Organization, 2000.
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