ICID, .
Sixteenth congress on irrigation and drainage Egypt vol-2 - ICID and CIID , 1996. - 293 ; .
81 85068 59 3
028.7463 /
Sixteenth congress on irrigation and drainage Egypt vol-2 - ICID and CIID , 1996. - 293 ; .
81 85068 59 3
028.7463 /