Bos, E. R. (1999). Health, nutrition, and population indicators: A statistical handbook. World Bank.
Dyfyniad Arddull ChicagoBos, Eduard R. Health, Nutrition, and Population Indicators: A Statistical Handbook. Washington, D.C: World Bank, 1999.
Dyfyniad MLABos, Eduard R. Health, Nutrition, and Population Indicators: A Statistical Handbook. World Bank, 1999.
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