تحديد البحث
لائحة الكتب
2
-
A framework for land evaluation / [ed. by R. Brinkman and A. Young].
- International institute for land reclamation and improvement,
- 1977.
- Wageningen :
-
Optimum use of water resources / N.A. de Ridder, A. Erez.
- 857.1
- International institute for land reclamation and improvement,
- 1977.
- Wageningen :