000 00505 a2200169 4500
020 _a9290901195
082 _a631.7
_bRAB
090 _c25432
_d42975
100 _aRaby, Namika
245 _aProfessional management in irrigation systems
_ba case study of performance control in mahaweli system H, Sri Lanka
260 _aColombo
_bIIMI
_c1989
_g1989
300 _axx,95p.
_c25cm
440 _aIIMI Country Paper Sri Lanka No.1
650 _aWater Conservation
700 _aMerrey, Douglas
942 _cL
999 _c52384
_d52384