APA aipamena

Newland, K. (1981). Infant mortality and the health of societies. Worldwatch Institute.

Chicago Style aipamena

Newland, Kathleen. Infant Mortality and the Health of Societies. Washington, D.C.: Worldwatch Institute, 1981.

MLA aipamena

Newland, Kathleen. Infant Mortality and the Health of Societies. Worldwatch Institute, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.