000 00326nam a2200133Ia 4500
008 231017s9999 xx 000 0 und d
082 _a624.1834
082 _bBSI
245 0 _a"Concrete- Part 1; Specification, performance, production and conformity"
245 0 _cBSI
260 _bBSI
300 _c30cm
942 _cREP
999 _c605626
_d605626