000 00535nam a2200169Ia 4500
999 _c63614
_d63614
005 20220817155456.0
008 180710s9999 xx 000 0 und d
041 _aEN
082 _a631.7
_bDEJ
_223
100 _aDE JONG, Ijsbrand H.
245 _aFair and unfair:
_ba study into Bethma system in two Sri Lankan village irrication systems /
_c[by] Ijsbrand H.de Jong
260 _aColombo
_bInternational Irrigation Management Institute
_c1989
300 _av, 30 p.
500 _aIncludes references.
509 _aNS
942 _cPR