000 00427nam a2200205Ia 4500
008 181031s9999 xx 000 0 und d
082 _a692.2
082 _bBLA
100 _aBlance Alan
245 _aStairs,Steps and Ramps.
250 _a5th ed.
260 _bButterworth Architecture
260 _c1996
300 _a353p.
365 _b0
365 _d0
365 _e0
650 _aBuilding Materials
942 _cBK
999 _c1917
_d1917