World Health Organization. (1971). Family planning in health services; report of a WHO expert committee. s.n.
Citace podle Chicago (17th ed.)World Health Organization. Family Planning in Health Services; Report of a WHO Expert Committee. Geneva: s.n, 1971.
Citace podle MLA (9th ed.)World Health Organization. Family Planning in Health Services; Report of a WHO Expert Committee. s.n, 1971.
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