(1988). WHO Psichiatric Disability Assessment Schedule (WHO/DAS). World Health Organization.
Chicago Style (17. basım) AtıfWHO Psichiatric Disability Assessment Schedule (WHO/DAS). Ginebra: World Health Organization, 1988.
MLA (9th ed.) AtıfWHO Psichiatric Disability Assessment Schedule (WHO/DAS). World Health Organization, 1988.
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