000 00279nam a2200133Ia 4500
008 160316s1973 xxu||||| |||| 00| 0 eng d
020 _a
100 _aR.G. Thomas
245 _aGroundwater Models
250 _a1st
260 _aROME
_bFAO
_c1973
300 _a192
700 _a
_a
999 _c15605
_d15605