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Dyfyniad Arddull ChicagoYoung, Richard A. Uncertainty and the Environment: Implications for Decision Making and Environmental Policy. Cheltenham [England] ; Northampton, Mass.: E. Elgar Pub., 2001.
Dyfyniad MLAYoung, Richard A. Uncertainty and the Environment: Implications for Decision Making and Environmental Policy. E. Elgar Pub., 2001.
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