| 1 |
17
A history of land use in arid regions / edited by L. Dudley Stamp
Paris : Unesco , 1961
|
| 2 |
6
Plant ecology : reviews of research
Paris : Unesco , 1955
|
| 3 |
8
Human and animal ecology : reviews of Research = Écologie humaine et animale : compte rendu de recherches
Paris : Unesco , 1957
|
| 4 |
29
Physical principles of water percolation and seepage / by J. Bear, D. Zaslavsky, S. Irmay (editor)
Paris : Unesco , 1968
|
| 5 |
no. 26
Land use in semi-Arid Mediterranean climates : Unesco/International Geographical Union Symposium, Iraklion (Greece), 19-26 September 1962 = Utilisation des terres en climat semi-Aride méditerranéen : colloque Unesco/Union géographique internationale Héraklion (Grèce), 19-26 septembre 1962
Paris : Unesco , c1964
|
| 6 |
4
Utilization of saline water : reviews of research
2nd ed.. - [Paris] : Unesco , c1956
|
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