Dangos 11 - 20 canlyniadau o 36 ar gyfer chwilio '', amser ymholiad: 0.02e Mireinio'r Canlyniadau
  1. 11
    Cyhoeddwyd 1980
    Llyfr

    Unesco handbook for science teachers.
  2. 12
    Cyhoeddwyd 1978
    Llyfr

    The Assessment and mitigation of earthquake risk.
  3. 13
    Cyhoeddwyd 1977
    Llyfr

    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
  4. 14
    Cyhoeddwyd 1975
    Llyfr

    Regional meeting on integrated ecological research and training needs in South East Asian region final report Kuala Lumpur, 19-22 August 1974
  5. 15
    Cyhoeddwyd 1974
    Llyfr

    New trends in the utilization of eductaional technology for science education.
  6. 16
    Cyhoeddwyd 1973
    Llyfr

    New Unesco source book for science teaching.
  7. 17
    Cyhoeddwyd 1973
    Llyfr

    New Unesco sourcebook for science teaching.
  8. 18
    Cyhoeddwyd 1973
    Llyfr

    A guide to the measurement of marine primary production under some special conditions .
  9. 19
    Cyhoeddwyd 1973
    Llyfr

    Final report Regional Seminar on School Science Equipment, New Delhi, 11-20 December 1972 convened by Unesco in co-peration with the Government of India and UNICEF.
  10. 20
    Cyhoeddwyd 1972
    Llyfr

    Integrated science teaching in Asia : UNESCO-RECSAM workshop, 31st July-12th August 1972 final report.
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