Kraatz, D.B.
Irrigation canal lining - Rome FAO 1977 - Land and water development series ; No.1 .
92-5-100165-0
Agricultural hydraulics
626.8 / K7
Irrigation canal lining - Rome FAO 1977 - Land and water development series ; No.1 .
92-5-100165-0
Agricultural hydraulics
626.8 / K7