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1Published 1992Subjects “...Environmental policy Decision-making....”
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5Published 1972Subjects “...Environmental policy....”
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8Published 1984Subjects “...Environmental policy Congresses....”
Conference Proceeding Book -
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10
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11
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12Published 1992SubjectsBook
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13Published 1972Subjects “...Environmental policy Cost effectiveness Congresses....”
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14
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15
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16Published 1992Subjects “...Environmental policy Egypt....”
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19Published 1980Subjects “...Environmental policy Mathematical models....”
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