000			00343nam a2200157Ia 4500
008			140316s9999 xx 000 0 und d
020			_a
082			_a627.54 _bNIH/DR
100			_a
245			_aDrainage manual
260			_aRoorkea _bNational institute of hydrology _c
300			_a214
650			_a
700			_aNIH
942			_2ddc _cBK
999			_c3315 _d3315