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Author/Creator
- United States. Agency for International Development517
- Geological Survey (U.S.)144
- Afghanistan. Department of Geological Survey70
- Afghanistan. Idārah-i ʻUmūmī-i Jiyūdīzī va Kārtūgrāfī70
- Analysis, Information Management & Communications Activity68
- Population, Health & Nutrition Information Project68
- Davis, Philip A. (Philip Arthur), 1950-63
- Turner, Kenzie J.63
- Famine Early Warning System Network27
- United States. Department of State15
- Brazil. Departamento Nacional da Produção Mineral14
- Liberian Geological Survey10
- Geological Survey of Pakistan8
- United States. General Accounting Office8
- Alan Guttmacher Institute6
- Bohannon, Robert G.6
- Planned Parenthood Federation of America. Family Planning International Assistance Division6
- United States. Trade and Development Agency6
- Krushensky, R. D.5
- UNICEF5