Fifteenth congress on irrigation and drainage , Hague, Netherlands 1993 vol-1-B /

Antzeko izenburuak

• Fifteenth congress on irrigation and drainage , Hague, Netherlands 1993 vol-1-E
  nork: ICID, .
  Argitaratua: (1993)
• Fifteenth congress on irrigation and drainage , Hague, Netherlands 1993 vol-1-I
  nork: ICID, .
  Argitaratua: (1993)
• Fifteenth congress on irrigation and drainage,The Hague ,Netherlands vol-2
  Argitaratua: (1993)
• Fifteenth congress on irrigation and drainage,The Hague ,Netherlands vol-1-J
  Argitaratua: (1993)
• Fifteenth congress on irrigation and drainage,The Hague ,Netherlands vol-1-H
  Argitaratua: (1993)