000 00322nam a2200121Ia 4500
008 221219s9999 xx 000 0 und d
100 _aA. K. Vashisht
245 0 _aFundamentals of Groundwater and Drainage Engineering
260 _bDaya Pub.
650 _aAgriculture Extension
700 _aRajan Aggarwal
942 _cBK
999 _c3777
_d3777