World Health Organization. Expert Committee. (1977). Health needs of adolescents: Report of a WHO Expert Committee. World Health Organization.
Παραπομπή σε μορφή Chicago (17η εκδ.)World Health Organization. Expert Committee. Health Needs of Adolescents: Report of a WHO Expert Committee. Geneva: World Health Organization, 1977.
Παραπομπή σε μορφή MLA (8th εκδ.)World Health Organization. Expert Committee. Health Needs of Adolescents: Report of a WHO Expert Committee. World Health Organization, 1977.
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