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.
Citación estilo ChicagoWorld Health Organization. Regional Office for Europe and 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.
Cita MLAWorld Health Organization. Regional Office for Europe and 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.