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الإتاحة
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المؤلفين
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أنواع المادة
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مواقع
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مواضيع
- Academic libraries -...
- Administrative agenc...
- Astronautics - Unite...
- Astronautics and sta...
- Collection developme...
- College-school coope...
- Community developmen...
- Community organizati...
- Cooperation - United...
- Government purchasin...
- Industrial relations...
- Intergovernmental co...
- Labor unions - Unite...
- Library cooperation ...
- Military bases - Gre...
- Military bases - Uni...
- Public-private secto...
- Public-private secto...
- Science - Study and ...
- Working class - Unit...
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