000 003310000a22001330004500
245 _aFundamentals of irrigation engineering
100 _aSingh, Bharat
250 _a6th ed.
260 _aRoorkee
_bNem Chand
_c1979
300 _axvi, 571p.; 3 folded diagrams : ill.
080 _a626.81
_bS5
041 _aEN
942 _cBK
999 _c110806
_d110806