000 00275nam a2200109Ia 4500
008 160710s1959 xx 000 0 und d
100 _aBHART SINGH
245 _aINTRODUCTION TO IRRIGATION ENGINEERING
260 _aROORKEE
_bNEM CHAND
_c1959
300 _a405
942 _2ddc
_cB
999 _c29499
_d29499