Gaohao nongcun yinshui weisheng
'Make a good job of providing rural villages with hygienic drink water'. Printno. 14048.4556.
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| Institution: | International Institute of Social History |
| Format: | IMAGE |
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1983, December
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| Online Access: | http://hdl.handle.net/10622/6A7170E1-5F3E-4F06-82EB-319C7B2E7B9D |