Newland, K. (1981). Infant mortality and the health of societies. Worldwatch Institute.
Chicagoスタイル(17版)引用形式Newland, Kathleen. Infant Mortality and the Health of Societies. Washington, D.C.: Worldwatch Institute, 1981.
MLA(8版)引用形式Newland, Kathleen. Infant Mortality and the Health of Societies. Worldwatch Institute, 1981.
警告: この引用は必ずしも正確ではありません.