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Guidelines for water reuse : manual / U.S. Environmental protection agency, U.S. Agency for international development.
- US. AID [etc.],
- 1992.
- Washington, DC [etc.] :
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An assessment of Belize's agricultural sector / Midwest universities consortium for international activities, United states agency for international development and, Ministry of agriculture.
- US. AID [etc.],
- 1988.
- Washington, DC [etc.] :