000 00303nam a2200109Ia 4500
008 130706s9999 xx 000 0 und d
020 _a0131165267
050 0 0 _aTD 491 .W 324 1992
245 0 0 _aWater and gas mains corrosion, degradation and protection
300 _ap.
942 _2lcc
_kTD 491 .W 324 1992
999 _c12096
_d12096