United Nation's Educational, Scientific and Cultural Organization. (1971). Scientists abroad: A study of the international movement of persons in science and technology. United Nations Educational Scientific and Cultural Organization.
Citace podle Chicago (17th ed.)United Nation's Educational, Scientific and Cultural Organization. Scientists Abroad: A Study of the International Movement of Persons in Science and Technology. Paris: United Nations Educational Scientific and Cultural Organization, 1971.
Citace podle MLA (9th ed.)United Nation's Educational, Scientific and Cultural Organization. Scientists Abroad: A Study of the International Movement of Persons in Science and Technology. United Nations Educational Scientific and Cultural Organization, 1971.
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