League of Nations. Health Organizations. (1930). Memorandum relating to the enquiries into the causes and prevention of still-births and mortality during the first year of life. Austria, France, Germany, Great Britain, Italy, Netherlands, Norway. s.n.
Citación estilo ChicagoLeague of Nations. Health Organizations. Memorandum Relating to the Enquiries into the Causes and Prevention of Still-births and Mortality During the First Year of Life. Austria, France, Germany, Great Britain, Italy, Netherlands, Norway. Geneva: s.n, 1930.
Cita MLALeague of Nations. Health Organizations. Memorandum Relating to the Enquiries into the Causes and Prevention of Still-births and Mortality During the First Year of Life. Austria, France, Germany, Great Britain, Italy, Netherlands, Norway. s.n, 1930.