Dangos 1 - 1 canlyniadau o 1 ar gyfer chwilio '"Environmental issues- Civilisation challenges"', amser ymholiad: 0.05e Mireinio'r Canlyniadau
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    Green technologies for environmental management and sustainable development: giving better quality of life to people at lower environmental cost
    gan Sinha, Rajiv K.
    Cyhoeddwyd 2004
    Pynciau: “...Environmental issues- Civilisation challenges...”
    Printed Book
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