Conocimientos, percepciones y comportamiento sobre el agua para consumo humano en hogares rurales
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| Corporate Author: | |
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| Format: | Book |
| Language: | Spanish |
| Published: |
San Salvador :
Ministerio del Medio Ambiente,
s.f
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| Subjects: | |
| Online Access: | View in OPAC |
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| Physical Description: | 42 p. ; ilus |
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