1. Desert Development :
Author: edited by Yehuda Gradus.
Library: Center and Library of Islamic Studies in European Languages (Qom)
Subject: Geography.
Classification :
GB611
.
E358
1985
2. Desert development: man technology in sparselands
Author: edited by yehuda gradus
Library: Library of Desert International Research Center University of Tehran (Tehran)
Subject: Desertification.,Arid regions agriculture.,Desert resources development.
Classification :
GB611
.
D394
1985
