Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio 'Earthscan', amser ymholiad: 0.24e Mireinio'r Canlyniadau
  1. 1

    Economic values and the natural world gan Pearce, David W.

    Cyhoeddwyd 1993
    Llyfr

    Economic values and the natural world
  2. 2

    Sustainable development economics and environment in the Third World gan Pearce, David W., Barbier, Edward 1957-, Markandya, Anil 1945-

    Cyhoeddwyd 1990
    Llyfr

    Sustainable development economics and environment in the Third World

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