000 00314nam a2200121Ia 4500
008 240531s9999 xx 000 0 und d
020 _a978 0 04 628002 4
082 _a628 2ESC
100 _aESCRITT. L.B
245 0 _aSewers and sewege works.
260 _aLondon
_b George Allen&Unwin ltd
_c1971
942 _cANF
999 _c308013
_d308013