World Health Organization. Regional Office for Europe & Michaelsen, K. F. (2000). Feeding and nutrition of infants and young children: Guidelines for the WHO European Region, with emphasis on the former Soviet countries. WHO Regional Office for Europe.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)World Health Organization. Regional Office for Europe và Kim Fleischer Michaelsen. Feeding and Nutrition of Infants and Young Children: Guidelines for the WHO European Region, with Emphasis on the Former Soviet Countries. Copenhagen: WHO Regional Office for Europe, 2000.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)World Health Organization. Regional Office for Europe và Kim Fleischer Michaelsen. Feeding and Nutrition of Infants and Young Children: Guidelines for the WHO European Region, with Emphasis on the Former Soviet Countries. WHO Regional Office for Europe, 2000.