00461nam a2200169Ia 450000100060000000800410000602000180004704000130006508200160007810000160009424501030011026000300021330000110024354600070025470000180026170000120027918019140405s9999    xx            000 0 und d  a0-340-69266-9  cPK-LaUMT  a 552bJOH-C  aA. B. Poole  aConcrete petrography:ba handbook of investigative techniquescA. B. Poole<>D. A. St John<>I. Sims  aLondon,UK:bAronld,c1998  a474 p.  aEN  aD. A. St John  aI. Sims