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Dyfyniad Arddull ChicagoAyres, Robert U., and Paul M. Weaver. Eco-restructuring: Implications for Sustainable Development. Tokyo ; New York ; New Delhi: United Nations University Press : Vistaar Publication, 1998.
Dyfyniad MLAAyres, Robert U., and Paul M. Weaver. Eco-restructuring: Implications for Sustainable Development. United Nations University Press : Vistaar Publication, 1998.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.