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Donor
- Naff, Thomas 158
- Kolars, John F. 5
Topic
- Contamination of environment 176
- Water quality 124
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- Economics 27
- Irrigation 27
- Technology 26
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Rights
- In Copyright 176
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- United States. Joint Publications Research Service 8
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- Nadwah al-Waṭanīyah lil-Miyāh (1978 : Amman, Jordan) 3
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Type
- Text 176
Format
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