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Publisher
- Food and Agriculture Organization of the United Nations 10
- Pergamon Press (Oxford, England) 7
- United Nations Development Programme 4
- International Law Association 3
- Jordan. Sulṭat al-Maṣādir al-Ṭabīʻīyah 3
- Nadwah al-Waṭanīyah lil-Miyāh (1978 : Amman, Jordan) 3
- International Commission on Irrigation and Drainage 2
- International Water Resources Association 2
- Kollek and Sons Ltd. 2
- Robert S. Kerr Environmental Research Laboratory 2
- Unesco 2
- United Nations 2
- Ṿaʻadah ha-Yiśreʼelit ha-leʼumit la-biyosferah ule-ekhut ha-sevivah 2
- Academic Press 1
- Agudat ha-ing'inerim ṿeha-arkhiṭeḳṭim be-Yiśraʼel 1
- Asian Institute of Technology 1
- Boston College. Environmental Law Center 1
- Deutsche Gesellschaft für Technische Zusammenarbeit 1
- Geological Survey (U.S.) 1
- Institution of Civil Engineers (Great Britain) 1