000 nam a22 4500
082 _aRID.551.4
_bA7w
_d1980
245 _aWater balance and economic appraisal of groundwater development project in Sukhothai province
260 _aBangkok
_bA.I.T.
_c1980
710 _aThe Asian Institute of Technology
942 _c12
999 _c2678
_d2678