Hand pump maintenance in the context of community well projects : an Oxfam document /
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| 格式: | 图书 |
| 语言: | English |
| 出版: |
London :
Intermediate Technology Publications,
1977.
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| Classic Catalogue: | View this record in Classic Catalogue |
| Item Description: | Originally published: as 'Hand pump maintenance and the objectives of community well projects'. Oxford : Oxfam, 1976. |
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| 实物描述: | 38p. : ill. ; 21cm. |
| ISBN: | 0903031442 (sd) : |