Não informado. (1993). Promotion and Education. International Union for Health Promotion and Education.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Promotion and Education. Paris: International Union for Health Promotion and Education, 1993.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Promotion and Education. International Union for Health Promotion and Education, 1993.
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