000 00277nam a22001097a 4500
008 140102b xxu||||| |||| 00| 0 eng d
020 _a8171413692
050 _a333.913
100 _aDewan J M
245 _aIrrigation management
_cK N Sudarshan
260 _aNew Delhi
_bDPH
_c1996
999 _c329110
_d329110