Rural water supply and sanitation.
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| OCLC: | 1561013 |
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| 主要作者: | |
| 語言: | English |
| 出版: |
New York,
Wiley
[1956]
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| 版: | 2d ed. |
| 叢編: | Wiley farm series.
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| 主題: | |
| 格式: | Monograph Note that CRL will digitize material from the collection when copyright allows. |
| 實物描述: | 347 p. illus. 22 cm. |
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