Dangos 1 - 4 canlyniadau o 4 ar gyfer chwilio '', amser ymholiad: 0.24e Mireinio'r Canlyniadau
  1. 1
    gan Carty, Winthrop P.
    Cyhoeddwyd 1995
    Llyfr

    In the shadow of the first world the environment as seen from developing nations
  2. 2
    Cyhoeddwyd 1994
    Llyfr

    Population, environment and development proceeding of the United Nations Expert Group Meeting on Population, Environment and Development, United Nations Headquarters, 20-24 January 1992
  3. 3
    Cyhoeddwyd 1991
    Llyfr

    Saving the earth the Philippine experience.
  4. 4
    gan De Bell, Garrett
    Cyhoeddwyd 1970
    Llyfr

    The environmental handbook
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