Six simple pumps : a construction guide/
| Autres auteurs: | |
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| Format: | Livre |
| Langue: | English |
| Publié: |
Arlington, Virginia : Volunteers in Technical Assistance,
1983.
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| Sujets: | |
| Classic Catalogue: | View this record in Classic Catalogue |
| Description matérielle: | viii, 94 p. : ill. ; 28 cm. |
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| ISBN: | 0866191666 (pbk) |