000 00357nam a2200157Ia 4500
008 170101s1991 xx 000 0 und d
082 _a631.7 L47I
100 _aLENKA, D
245 0 _aIrrigation and drainage
260 _bNew Delhi
_c1991
300 _a339p
650 _aIRRIGATION
653 _aDRAINAGE
653 _aIRRIGATION
942 _2ddc
_cB
999 _c106756
_d106756