000 00285nam a2200121Ia 4500
008 170101s1986 xx 000 0 und d
082 _a631.6 FAR
100 _aFarr E.
245 0 _aLand Drainage
260 _aLondon
_bLongman Group Ltd.
_c1986
300 _a251 p.
942 _2ddc
_cB
999 _c948516
_d948516