World Health Organization. (2007). Sound Choices: Enhancing capacity for evidence- informed health policy. World Health Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)World Health Organization. Sound Choices: Enhancing Capacity for Evidence- Informed Health Policy. Geneva: World Health Organization, 2007.
Παραπομπή σε μορφή MLA (8th εκδ.)World Health Organization. Sound Choices: Enhancing Capacity for Evidence- Informed Health Policy. World Health Organization, 2007.
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