Newland, K. (1981). Infant mortality and the health of societies. Worldwatch Institute.
Cita Chicago (17th ed.)Newland, Kathleen. Infant Mortality and the Health of Societies. Washington, D.C.: Worldwatch Institute, 1981.
Cita MLA (8th ed.)Newland, Kathleen. Infant Mortality and the Health of Societies. Worldwatch Institute, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.