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1
Professional development of environmental managers a vision for the 21st century
Baskı/Yayın Bilgisi 1997Kitap -
2
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3
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4
Environmental management training an ILO UNEP programme in support of managers and management institutions
Baskı/Yayın Bilgisi 1988Kitap -
5
Environmental management training an ILO/UNEP Programme in support of managers and management institutions
Baskı/Yayın Bilgisi 1986Kitap -
6
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7