Showing 41 - 50 results of 220 for search '', זמן שאילתה: 0.02s Refine Results
  1. 41
    יצא לאור 1977
    ספר

    Unesco thesaurus a structured list of descriptors for indexing and retrieving literature in the fields of eduction, science, social science, culture and communication
  2. 42
    יצא לאור 1977
    ספר

    Dynamic changes in terrestial ecosystems patterns of change, techniques for study, and applications to management basedon the findings of an international workshop sponsored jointly by Unesco-MAB and ICSU-SCOPE and held at Santa Barbara, California (United States) from 12 to 16 January 1976
  3. 43
    יצא לאור 1976
    ספר

    Statistics of students abroad. Statistiques des etudiants a l'etranger, 1969-1973-.
  4. 44
    יצא לאור 1976
    ספר

    A comprehensive plan for the global investigation of pollution in the marine environment and baseline study guidelines
  5. 45
    מאת Gunter, Jonathan F.
    יצא לאור 1976
    ספר

    Super 8 the most modest medium.
  6. 46
    יצא לאור 1975
    ספר

    Feasibility study of a regional system of tele-education for the countries of South America
  7. 47
    יצא לאור 1975
    ספר

    Race, science and society
  8. 48
    יצא לאור 1975
    ספר

    Regional meeting on integrated ecological research and training needs in South East Asian region final report Kuala Lumpur, 19-22 August 1974
  9. 49
    יצא לאור 1975
    ספר

    Task Force on integrated ecological studies on human settlements, within the framework of Project II final report : Paris 2-6 June 1975
  10. 50
    יצא לאור 1975
    ספר

    The Sahel ecological approaches to land use.
כלי חיפוש: קבל רסס (RSS) — שליחת חיפוש דרך דואל