Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio '"Developing countries Water resources development."', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Water resource planning and development gan Petersen, Margaret S

    Cyhoeddwyd 1984
    Llyfr

    Water resource planning and development
  2. 2

    U.S. water and sanitation aid millions of beneficiaries reported in developing countries, but Department of State needs to strengthen approach.

    Llyfr

    U.S. water and sanitation aid millions of beneficiaries reported in developing countries, but Department of State needs to strengthen approach.

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