1991. Providing care for HIV-infected drug users: Report on a WHO European symposium on AIDS and drug abuse. Vienna 28-30 August 1990. Copenhagen: WHO.
Citáce podľa APA (7th ed.)(1991). Providing care for HIV-infected drug users: Report on a WHO European symposium on AIDS and drug abuse. Vienna 28-30 August 1990. WHO.
Citácia podle Chicago (17th ed.)Providing Care for HIV-infected Drug Users: Report on a WHO European Symposium on AIDS and Drug Abuse. Vienna 28-30 August 1990. Copenhagen: WHO, 1991.
Citácia podľa MLA (8th ed.)Providing Care for HIV-infected Drug Users: Report on a WHO European Symposium on AIDS and Drug Abuse. Vienna 28-30 August 1990. WHO, 1991.
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