World Health Organization. Nutrition for Health and Development & ebrary, Inc. (2009). WHO child growth standards: Growth velocity based on weight, length and head circumference : methods and development. World Health Organization, Department of Nutrition for Health and Development.
Chicago Style (17th ed.) ZitazioaWorld Health Organization. Nutrition for Health and Development eta Inc ebrary. WHO Child Growth Standards: Growth Velocity Based on Weight, Length and Head Circumference : Methods and Development. Geneva, Swtizerland: World Health Organization, Department of Nutrition for Health and Development, 2009.
MLA (9th ed.) ZitazioaWorld Health Organization. Nutrition for Health and Development eta Inc ebrary. WHO Child Growth Standards: Growth Velocity Based on Weight, Length and Head Circumference : Methods and Development. World Health Organization, Department of Nutrition for Health and Development, 2009.