Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio 'Major, David C. 1938-', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    Population and environment rethinking the debate

    Cyhoeddwyd 1994
    Llyfr

    Population and environment rethinking the debate
  2. 2

    Principles of water resources planning gan Goodman, Alvin S.

    Cyhoeddwyd 1984
    Llyfr

    Principles of water resources planning

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