000			00595nam a22002177a 4500
015			_a6724
020			_a92-5-100672-5
041			_a1
080			_a551.49 _bTHO
100			_aThomas.R.G.
245			_aGroundwater Models
260			_aFood and Agriculture Organization of the United Nations. _bRome _c1973
300			_a192p. _bCht.,Fig and Table
490			_aFAO Irrigation And Drainage Paper _v21
650			_aEarth Sciences & Geology
852			_a5R-4-4
999			_c4535 _d4535