Sixth congress on irrigation and drainage, post-congress written discussions. Questions 19, 20, 21 & 22. Sixieme congres de irrigations et du drainage, discussions ecrites post-congres
Wedi'i Gadw mewn:
| OCLC: | 12364645 |
|---|---|
| Awduron Corfforaethol: | , |
| Iaith: | English |
| Cyhoeddwyd: |
New Delhi,
[1967]
|
| Pynciau: | |
| Fformat: | Trafodyn Cynhadledd Monograph Note that CRL will digitize material from the collection when copyright allows. |