The International Drinking Water Supply and Sanitation Decade directory
Bok Språk ikke angitt 1981
| Utgitt | [London] : World water magazine in collaboration with the World Health Organisation , 1981
|
|---|---|
| Omfang | 407 s. : ill.
|
| Emner | |
| ISBN | 0727701290
|
Bok Språk ikke angitt 1981
