World Health Organization. (1988). Weaning from breast milk to family food: A guide for health and community workers. World Health Organization ; WHO Publications Center USA (distributor).
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)World Health Organization. Weaning from Breast Milk to Family Food: A Guide for Health and Community Workers. Geneva : Albany, NY: World Health Organization ; WHO Publications Center USA (distributor), 1988.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)World Health Organization. Weaning from Breast Milk to Family Food: A Guide for Health and Community Workers. World Health Organization ; WHO Publications Center USA (distributor), 1988.
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