United Nations Educational Scientific and Cultural Organization. (1979). Trends in research and in the application of science and technology for arid zone development. Unesco.
Citace podle Chicago (17th ed.)United Nations Educational Scientific and Cultural Organization. Trends in Research and in the Application of Science and Technology for Arid Zone Development. Paris: Unesco, 1979.
Citace podle MLA (9th ed.)United Nations Educational Scientific and Cultural Organization. Trends in Research and in the Application of Science and Technology for Arid Zone Development. Unesco, 1979.
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