Kohn, R. (1983). The health centre concept in primary health care. World Health Organization, Regional Office for Europe.
Chicago-viite (17. p.)Kohn, Robert. The Health Centre Concept in Primary Health Care. Copenhagen: World Health Organization, Regional Office for Europe, 1983.
MLA-viite (9. p.)Kohn, Robert. The Health Centre Concept in Primary Health Care. World Health Organization, Regional Office for Europe, 1983.
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