UNESCO creator text Paris United Nations Educational, Scientific and Cultural Organization 1950-1992 continuing Quarterly eng

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42 volumes illustrations 24-28 cm Includes bibliographical references and index. Vols. for 1983-1992 called also no. 133-168. Technology Periodicals Science and civilization Periodicals Science Periodicals Science Technology and civilization 0019-2872 BD-DhIDS 260916 20260916130139.0 11149216