تنقيح بحثك
الإتاحة
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المؤلفين
- Afgan, Naim
- Anderson, David A,
- Bogdan, Zeljko
- Cozic, Charles P.
- Duic, Neven
- Fitzmaurice, M.
- Gabel, H. Landis
- International Bar As...
- International Instit...
- Kakonen, Jyrki
- Lucas, Alastair R,
- Madsen, Stig Toft
- McCloy, Keith R,
- McGilvray, James
- Mining, Minerals, an...
- Perman, Roger
- Pring, George
- Stiles, Daniel
- United Nations Envir...
- Zillman, Donald N,
- أظهر المزيد
- عرض أقل
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أنواع المادة
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مواقع
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السلاسل
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مواضيع
- Conservation of natu...
- Economic development...
- Environmental econom...
- Environmental law
- Environmental law, I...
- Environmental manage...
- Environmental protec...
- Environmental protec...
- Geographic informati...
- Natural resources - ...
- Natural resources - ...
- Natural resources - ...
- Renewable energy sou...
- Resource allocation ...
- Rural development - ...
- Sustainable developm...
- Sustainable developm...
- Sustainable developm...
- Sustainable developm...
- Water resources deve...
- أظهر المزيد
- عرض أقل